Find equation of a line passing through the points
(0, 2) and (6, 20)

Answer:

= 4

Step-by-step explanation:

2 + 2 = 4

●● + ●● = ●●●●

Answer:

2+2=4

Step-by-step explanation:

for example you have two pieces of bread and your friend gives you another two pieces if you add them all together you get 4! lol

Answer:

128

Step-by-step explanation:

solve for inside parentheses:

-22x21÷4-12

do multiplication and division:

-115.5-12

subtract:

-127.5

Hope this helps

Answer:

The answer of probability will be 2/15 or 2 out of 15.

Answer:

40%

Step-by-step explanation:

Answer:

40%

Step-by-step explanation:

To convert 2/5 to a percent, we need the denominator to be 100 .

2/5 = 40/100

Now that you have have a denominator equal to 100, just look at the numerator.

40% or 0.4

Two of them have the same remaining. The proof using the pigeonhole principle is now complete.

When an integer is divided by 4, there are four potential remainders: 0, 1, 2, or 3. Take any set of five numbers as an example.

If at least three of them have the same remainder when divided by 4, then we are done, since two of them will have the same remainder. This is because if three integers have the same remainder, then we can subtract that remainder from all of them, and the resulting three integers will all be divisible by 4, which means that two of them will have the same remainder when divided by 4.

So suppose that at most two of the integers have the same remainder when divided by 4. Then there are at most two integers with remainder 0, at most two integers with remainder 1, at most two integers with remainder 2, and at most two integers with remainder 3. This means that there are at most 8 integers in total, which is a contradiction since we started with 5 integers. Therefore, there must be at least three integers with the same remainder when divided by 4, and hence there are two with the same remainder. This completes the proof by the pigeonhole principle.

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The maximum rate of change of f(x,y) = ln(x^2 + y^2) at (1,4) is sqrt(68)/17, and it occurs in the direction of the unit vector [1/4, 2/4sqrt(17)].

To find the maximum rate of change of the function f(x,y) = ln(x^2 + y^2) at the point (1,4) and the direction in which it occurs. The gradient of the function f(x,y) at the point (1,4)

∇f(x,y) = [2x/(x^2 + y^2), 2y/(x^2 + y^2)]

At (1,4), this gives us

∇f(1,4) = [2/17, 8/17]

The magnitude of the gradient at (1,4): ||∇f(1,4)|| = sqrt((2/17)^2 + (8/17)^2) = sqrt(68)/17

The maximum rate of change of the function f(x,y) at (1,4) occurs in the direction of the gradient. Therefore, the direction (unit vector) in which the maximum rate of change occurs is:

[2/17, 8/17] / sqrt(68) = [1/4, 2/4sqrt(17)]

Finally,

Maximum rate of change = ||∇f(1,4)|| = sqrt(68)/17

Direction (unit vector) in which it occurs: [1/4, 2/4sqrt(17)]

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A bar chart is a graph that shows the differences in frequencies or percentages among categories of a nominal or an ordinal variable.

A bar chart is a commonly used graphical representation to display the distribution of data in different categories. It is particularly useful when working with nominal or ordinal variables, where the categories are distinct and unordered or have a specific order.

In a bar chart, each category is represented by a rectangular bar whose length corresponds to the frequency or percentage associated with that category. The height of the bar represents the magnitude or count of the variable in each category, allowing for easy visual comparison between the categories.

The bars in a bar chart can be arranged horizontally or vertically, depending on the preference or nature of the data. The chart may also include labels or annotations to indicate the category names or additional information.

By examining the lengths or heights of the bars in a bar chart, it becomes easy to identify the categories with the highest or lowest frequencies or percentages, as well as to compare the relative magnitudes among the different categories. This graphical representation aids in visualizing and interpreting the distribution of a nominal or an ordinal variable effectively.

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Answer:

9. -6x+10

10. -24x +18y

11. 15y - 10z

12. -8x- 28

13. -7x + 14

14. -24x +12

Step-by-step explanation:

9) -6x+5

10)-24x+18y

11)15y-10z

12)-8x-28

13)-7x+14

14)-24x+12

I think those are the answers since ur using the distributive property

Answer:

Alternative

Step-by-step explanation:

Answer:

U=3 , U<3 , alternative

Step-by-step explanation:

Answer:

200

Step-by-step explanation:

Put 5 times 10^4 in your calculator and you get 50,000. Then put 2.5 times 10^2 in your calculator and you get 250. Lastly divide 50,000 and 250 and you get 200.

Answer:

2 × 10²

Step-by-step explanation:

Given

\(\frac{(5)10^4}{(2.5)10^2}\)

= \(\frac{5}{2.5}\) × \(\frac{10^4}{10^2}\)

= 2 × \(10^{(4-2)}\)

= 2 × 10² [ = 200 ]

Answer:

Step-by-step explanation:

Since the sequence is an arithmetic sequence

For an nth term in an arithmetic sequence

A(n) = a + ( n - 1)d

where a is the first term

n is the number of terms

d is the common difference

From the question

d = 6

a = 2

n = 12

So the 12th term of the sequence is

A(12) = 2 + (12-1)6

= 2 + 11(6)

= 2 + 66

Hope this helps you

Answer:

The y-intercept of this line is 2.

Step-by-step explanation:

To find where this line reaches the y axis, you simply need to assign the value 0 to x, and solve for y:

\(2x + 3y = 6\\2(0) + 3y = 6\\3y = 6\\y = 6/3\\y = 2\)

So the y intercept of that line is 2

Answer:

311.36

Step-by-step explanation:

For  a geometric series sum of first n terms is \(a(1-r^n)/(1-r)\)

if r is less than 1.

where a is the first term and r is the common ratio.

____________________________\

given

a = 108

r = \(\frac{2}{3}.\)

n = 8

thus , sum of n term is

\(a(1-r^n)/(1-r)\\=>108(1-(2/3)^8)/(1-2/3)\\=> 108 (1 - 256/6561)/1/3\\=> 108(6561-256)/ 6561/1/3\\=> 108(6305)/2187\\=>311.36\)

Thus sum of first 8 terms is 311.36

The probability that the average number of hours of overtime worked last month by a random sample of 140 employees in the city exceeds 20 hours is approximately 0.9564, or 95.64%.

To find the probability that the average number of hours of overtime worked by a random sample of 140 employees exceeds 20 hours, we can use the Central Limit Theorem (CLT). The CLT states that for a large enough sample size, the sampling distribution of the sample mean approaches a normal distribution, regardless of the shape of the population distribution.

Given that the population mean is 18.9 hours and the population standard deviation is 7.8 hours, we can calculate the standard error of the mean using the formula: standard error = population standard deviation / sqrt(sample size).

For this problem, the sample size is 140, so the standard error is 7.8 / sqrt(140) ≈ 0.659.

To calculate the probability, we need to standardize the sample mean using the z-score formula: z = (sample mean - population mean) / standard error.

In this case, the sample mean is 20 hours, the population mean is 18.9 hours, and the standard error is 0.659. Plugging these values into the formula, we get z = (20 - 18.9) / 0.659 ≈ 1.71.

Now, we can use a standard normal distribution table or calculator to find the probability associated with a z-score of 1.71. Looking up this value in the table, we find that the probability is approximately 0.9564.

Therefore, the probability that the average number of hours of overtime worked last month by a random sample of 140 employees in the city exceeds 20 hours is approximately 0.9564, or 95.64%.

Here's a sketch to visualize the calculation:

                  |

                  |

                  |

                  |       **

                  |      *  *

                  |     *    *

                  |    *      *

                  |   *        *

                  |  *          *

                  | *            *

-------------------|--------------------------

      18.9        |       20

The area under the curve to the right of 20 represents the probability we're interested in, which is approximately 0.9564 or 95.64%.

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Answer:

sagutan mo yan module mo yan wag kang umasa sa brainly

Symmetric and asymmetric cryptography are both used to secure data, with symmetric algorithms being faster and better suited for bulk data encryption while asymmetric algorithms provide an additional layer of security and are better suited for smaller data sets.

Symmetric cryptographic algorithms use the same key to encrypt and decrypt data, while asymmetric cryptographic algorithms use different keys to encrypt and decrypt data. Symmetric algorithms are generally faster than asymmetric algorithms, making them more suitable for bulk data encryption. Additionally, symmetric algorithms are not vulnerable to man-in-the-middle attacks.

Asymmetric algorithms, on the other hand, are more secure than symmetric algorithms since they require two different keys to encrypt and decrypt data. This makes them more difficult to break, as an attacker would need to obtain both keys. Asymmetric algorithms are also more suitable for smaller amounts of data, such as digital signatures, where the security of the data is more important than speed. However, asymmetric algorithms are vulnerable to man-in-the-middle attacks and other types of attacks that target the keys used to encrypt and decrypt data.

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Answer:

x = 22.5

Step-by-step explanation:

Step 1: Write equation

2.4(x - 10) = 8 + 1.2x - 5

Step 2: Solve for x

Step 3: Check

Plug in x to verify it's a solution.

2.4(22.5 - 10) = 8 + 1.2(22.5) - 5

2.4(12.5) = 8 + 27 - 5

30 = 8 + 22

30 = 30

Answer:

x=22.5

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

2.4(x−10)=8+1.2x−5

(2.4)(x)+(2.4)(−10)=8+1.2x+−5(Distribute)

2.4x+−24=8+1.2x+−5

2.4x−24=(1.2x)+(8+−5)(Combine Like Terms)

2.4x−24=1.2x+3

2.4x−24=1.2x+3

Step 2: Subtract 1.2x from both sides.

2.4x−24−1.2x=1.2x+3−1.2x

1.2x−24=3

Step 3: Add 24 to both sides.

1.2x−24+24=3+24

1.2x=27

Step 4: Divide both sides by 1.2.

1.2x

1.2

=

27

1.2

x=22.5

Answer:

x=22.5

The IF formula in Excel evaluates a condition and returns a specific result based on the condition. In this case, the formula =IF(G1-H1<0, 0, G1-H1) is provided, where G1 has the value 6 and H1 has the value 8. The question asks for the result displayed by the IF formula.

The IF formula in Excel follows a specific syntax: =IF(condition, value_if_true, value_if_false). It evaluates the condition provided and returns the value_if_true if the condition is met, or the value_if_false if the condition is not met.

In this case, the condition being evaluated is G1-H1<0. Since G1 has the value 6 and H1 has the value 8, the expression 6-8 evaluates to -2, which is less than 0. As a result, the condition is met (True), and the value_if_true is returned.

The value_if_true in this case is 0. Therefore, the result displayed by the IF formula is 0.

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The result displayed by the IF formula in Excel, given the values of G1 as 6 and H1 as 8, would be -2.

The IF formula in Excel evaluates a condition and returns a specified value based on whether the condition is true or false. In this case, the condition is G1-H1<0, which checks if the difference between the values in G1 and H1 is less than 0.

If the condition is true (meaning G1-H1 is indeed less than 0), the formula returns 0. However, if the condition is false (G1-H1 is greater than or equal to 0), the formula returns the difference between G1 and H1, which is G1-H1.

Since 6 - 8 equals -2, which is indeed less than 0, the condition is true, and the IF formula will display 0 as the result.

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Answer:

True

hope it helps!

Step-by-step explanation:

Answer:

2 quarts

Step-by-step explanation:

1 quart = 2 pints

4 pints × (1 quart)/(2 pints) = 2 quarts

Answer:

2 quarts

Step-by-step explanation:

1 quart=2 pints

2 quarts=4 pints

Have a great day

Step-by-step explanation:

15 / (1/3)  is equal to  15 x 3/1  = 15 x 3 = 45

looks right cause 3 to square root is 1.7320 something it goes forever and 9/4 is 2 1/4
|



if this helps Brainliest me on this answer thanks :)))

Answer:

c is not a function

Step-by-step explanation:

c is the only one that has a repeating x value

Answer:

Step-by-step explanation:

\(\frac{-12}{3} (-8+(-4)^{2} -6)+2\)

-4(-8+16-6)+2

-4(2)+2

-8+2

-6

The solution to the system of equations is (23, -72).

The first equation is y = -72, which means that whatever the value of x is, the value of y will always be -72.

Substituting y = -72 in the second equation, we get:

7x + 2(-72) = 20

Simplifying this equation, we get:

7x - 144 = 20

Adding 144 to both sides, we get:

7x = 164

Dividing both sides by 7, we get:

x = 23.428571...

So the solution to the system of equations is the ordered pair (x, y) = (23.428571..., -72).

However, we usually express solutions as ordered pairs of integers, so we can round x to the nearest integer to get:

(x, y) = (23, -72)

Therefore, the solution to the system of equations is (23, -72).

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Answer:

3 OR 8  hope this helps!

Step-by-step explanation:

Step-by-step explanation:

Amount of money Sidney spent

=$3.30

Amount of money Koi spent

=$3.30×3

=$9.90

Amount of money Daisy spent

=$9.90-$2

=$7.90

Total amount spent by the three friends

=$3.30+$9.90+$7.90

=$21.10

Amount of money each of them received

=$30÷3

=$10

Amount of money Daisy has left

=$10-$7.90

=$2.10

Answer:

1. $21.10

2. $2.10

Step-by-step explanation:

"Three siblings go to the school fair"

"What was the total money spent by the three friends at the school fair?"

I will assume that the three siblings are the same people as the three friends.

1.

Amount spent by each one:

Sidney: $3.30

Koi: 3 * $3.30 = $9.90

Daisy: $9.90 - $2 = $7.90

Total amount spent by all 3: $3.30 + $9.90 + $7.90 = $21.10

Total amount spent: $21.10

2.

They evenly split $30.

$30/3 = $10

Each one had $10 to spend.

Daisy spent $7.90 out of the $10 she had.

The amount left for Daisy is: $10 - $7.90 = $2.10

To find the maximum area of the lawn that can be watered by the sprinkler, we can use the formula for the area of a circle:

A = πr^2

Given that the radius of the sprinkler's spray is 22ft, we can substitute this value into the formula:

A = 3.14 * (22)^2

A ≈ 3.14 * 484

A ≈ 1519.76

Rounded to the nearest tenth, the maximum area of the lawn that can be watered by the sprinkler is approximately 1519.8 ft^2.\(\huge{\mathcal{\colorbox{black}{\textcolor{lime}{\textsf{I hope this helps !}}}}}\)

♥️ \(\large{\textcolor{red}{\underline{\texttt{SUMIT ROY (:}}}}\)

Answer:

-3

Step-by-step explanation:

To find the slope of a line, you can use the formula:

slope = (y2 - y1) / (x2 - x1)

In this case, plugging in the given points (-2, 7) and (0,1) gives us:

slope = (1 - 7) / (0 - (-2))

= -6 / 2

= -3

So the slope of the line passing through (-2, 7) and (0,1) is -3.

Since η² ≈ 0.33 and not 0.50, the statement "If an analysis of variance produces SS between = 20 and SS within = 40, then η² = 0.50" is false.

ANOVA, or Analysis of Variance, is a statistical method used to compare the means of two or more groups to determine if there are any statistically significant differences between them. It is commonly used in experimental and observational studies to analyze the variance between group means and within-group variability.

ANOVA tests the null hypothesis that the means of the groups are equal, against the alternative hypothesis that at least one of the group means is different. It calculates the F-statistic, which compares the between-group variability to the within-group variability. If the F-statistic is large enough and exceeds a critical value, it indicates that there is evidence to reject the null hypothesis and conclude that there are significant differences between the group means.

We can determine if η² = 0.50 is true or false by calculating the effect size η² using the provided SS between and SS within values.
η² = SS_between / (SS_between + SS_within)
η² = 20 / (20 + 40)
η² = 20 / 60
η² = 1/3 ≈ 0.33
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True, the eta-squared value is indeed 0.50, indicating that 50% of the total variance is accounted for by the between-group variation.

The formula to calculate eta squared (η2) is:
η2 = SSbetween / (SSbetween + SSwithin)
If SSbetween = 20 and SSwithin = 40, then:
η2 = 20 / (20 + 40) = 0.5
Therefore, η2 = 0.50, which means that 50% of the total variance in the dependent variable can be attributed to the independent variable (or factor) being analyze. The statement "If an analysis of variance produces SS between = 20 and SS within = 40, then η 2 = 0.50" is true. To determine η 2 (eta-squared), you'll need to calculate the proportion of total variance explained by the between-group variation. This can be done using the formula η 2 = SS between / (SS between + SS within). In this case, η 2 = 20 / (20 + 40) = 20 / 60 = 0.50. Therefore, the eta-squared value is indeed 0.50, indicating that 50% of the total variance is accounted for by the between-group variation.

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