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2 years ago

Is this the correct answer?

Mathematics

1 answer:

andreev551 [17]2 years ago

6 0

Answer:

y = 3x + 5

General Formulas and Concepts:

Algebra I

Slope-Intercept Form: y = mx + b

m - slope

b - y-intercept

Step-by-step explanation:

Step 1: Define variables

Slope m = 3

y-intercept b = 5

Step 2: Write linear equation

y = 3x + 5

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A line has a slope of 5/6 and y-intercept of -3. Which equation is the equation of the line?

masha68 [24]

Y=mx+b
m=slope
b=yint

slope=5/6
ying=-3
equation is y=5/6x-3

6 0

2 years ago

I have to turn this in tonight please help :(

Leni [432]

Answer:

angle a is 116 degrees

Step-by-step explanation:

ok so first we have to make everything equal to 180 because every triangle is 180 degrees so it would be written like this:

(14x + 4) + (5x - 1) + (2x + 9) = 180

Then, we solve for x and x equals 8

After this we plug 8 back into the angle so it would be written like this:

14(8) + 4

This equals 116 degrees.

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2 years ago

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NISA [10]

Step-by-step explanation:

misschien kunnen we dan antwoorden op je vraag

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2 years ago

If 2y=x³ + 2x², find dy/dx when x=2.

scZoUnD [109]

Answer:

Step-by-step explanation:

$\boxed{\textsf{If }y=x^n,\: \textsf{then }\dfrac{\text{d}y}{\text{d}x}=nx^{n-1}}$

Given equation:

$2y=x^3+2x^2$

Isolate y by dividing both sides by 2:

$\implies y=\dfrac{1}{2}x^3+x^2$

Differentiate with respect to x:

$\implies \dfrac{\text{d}y}{\text{d}x}=3 \cdot \dfrac{1}{2}x^{3-1}+2 \cdot x^{2-1}$

$\implies \dfrac{\text{d}y}{\text{d}x}=\dfrac{3}{2}x^2+2x$

Finally, substitute x = 2 into the differentiated equation:

$\begin{aligned} \implies \dfrac{\text{d}y}{\text{d}x} & =\dfrac{3}{2}(2)^2+2(2)\\\\ & = \dfrac{3}{2}(4)+4\\\\ & = \dfrac{12}{2}+4\\\\ & = 6+4\\\\ & = 10\end{aligned}$

Learn more about differentiation here:

brainly.com/question/27958412

brainly.com/question/26488862

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1 year ago

Select all equations for which -3 is a solution.

ad-work [718]

Answer:

look it up

Step-by-step explanation:

7 0

2 years ago