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IrinaVladis [17]
3 years ago
8

Find the slope of the points 2,8 and 12,55

Mathematics
2 answers:
Ber [7]3 years ago
7 0

Answer:

m = 4.7

Step-by-step explanation:

If you plug in these values in the slope formula, this is what happens:)

LUCKY_DIMON [66]3 years ago
5 0

Answer:

47/10x

**<u>Do not leave your answer as a decimal, slope is usually in fraction form</u>**

Step-by-step explanation:

Slope Formula: \frac{\text{rise}}{\text{run}} /  \frac{y_2 - y_1}{x_2 - x_1} In this formula, subtract the 1st coordinate from the second. So, the 2nd y coordinate goes first, place a "minus" sign, and then the 2nd y-coordinate. This is the same for the x coordinates.

Finding the Answer: To find the answer, we just plug the numbers correctly into the equation, just as I explained above. We would do 55-8 first, which is 47, and then 12-2 which is 10.

Combined, the answer is 47/10x. You always place an x after the slope, which can be used to plug in other numbers. The answer cannot be simplified anymore, so this is simplfied.  

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Akimi4 [234]

Answer:

106

Step-by-step explanation:

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3 0
3 years ago
NEED HELP NOW Which expression is equivalent to 3 (150x- 80y50-50- 25y+20) o 20x-214+ 14 0 20x-fly+ 14 0 20x-fly+B 0 20x+21y+6 ​
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Step-by-step explanation:

8 0
3 years ago
Write the equation of the line that passes through the points (4,-3) and (3,2). Put your answer in fully reduced point-slope for
shtirl [24]

Answer:

y=−5x+17

Step-by-step explanation:

use the formula given in reference chart.

6 0
3 years ago
What is the solution to this system of equations?
Otrada [13]

Answer:

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7 0
3 years ago
Read 2 more answers
If f(x) = x^3 find df/dx | x= -5
asambeis [7]

Answer:

75

Step-by-step explanation:

So we have:

f(x)=x^3

Take the derivative of the function. Use the power rule, which states that:

\frac{d}{dx}(x^n)=nx^{n-1}

Therefore:

\frac{d}{dx}[f(x)]=\frac{d}{dx}[x^3]

Use power rule:

\frac{df}{dx}=3x^2

Now, substitute in -5:

3(-5)^2

Square and multiply:

=3(25)=75

So our answer is 75.

This means that the slope of the line tangent to the point (-5,-125) on the graph x^3 is 75.

And we're done!

8 0
3 years ago
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