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jekas [21]
4 years ago
13

If f(x)=4^x-8 and g(x)=5x+6 find (f+g)(x) ANSWER ASAP PLS

Mathematics
2 answers:
liraira [26]4 years ago
4 0
<h3>Answer: 4^x+5x-2</h3>

Add up the equations and combine any like terms. In this case, the like terms are -8 and +6 which combine to -2. Everything else is unlike terms so you leave them as is.

f(x) + g(x) = (4^x-8) + (5x+6)

f(x) + g(x) = 4^x + 5x + (-8+6)

f(x) + g(x) = 4^x + 5x - 2

attashe74 [19]4 years ago
4 0

Answer:

\large\boxed{(f+g)(x)=4^x+5x-2}

Step-by-step explanation:

(f+g)(x)=f(x)+g(x)\\\\\text{We have:}\\\\f(x)=4^x-8,\ g(x)=5x+6\\\\\text{Substitute:}\\\\(f+g)(x)=(4^x-8)+(5x+6)=4^x+5x+(-8+6)\\\\(f+g)(x)=4^x+5x-2

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What is the distance between the points (2, -3) and (-6, 4) on the coordinate
VikaD [51]

Answer:

C) 10.63 units.

Step-by-step explanation:

To find the distance between any two points, we can use the distance formula:

d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}

We have the two points (2, -3) and (-6, 4). Let (2, -3) be (<em>x₁, y₁</em>) and let (-6, 4) be (<em>x₂, y₂</em>). Substitute:

d=\sqrt{(-6-2)^2+(4-(-3))^2}

Simplify:

d=\sqrt{(-8)^2+(7)^2}

Evaluate:

d=\sqrt{64+49}=\sqrt{113}\approx10.63\text{ units}

Our answer is C.

7 0
3 years ago
The height of a baseball after it is struck by a bat is modeled by the function h(x) = 3 + 128x − 16x2, where x is the elapsed t
evablogger [386]

Step-by-step explanation:

The constant 3 is the y-intercept of h(x).  Physically, it is the initial height of the baseball.

7 0
3 years ago
Read 2 more answers
Please find the length of the diagonal, thanks. Will give brainliest
rodikova [14]
Answer is 12.73
Use Pythagorean theory
Split square into two right triangles with diagonal line. To find the diagonal
a^2 + b^2 = c^2
9^2 + 9^2 = c^2
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7 0
2 years ago
Read 2 more answers
[(3 x 2) - 2 x 1.25]
kondor19780726 [428]

Answer:

3.5

Step-by-step explanation:

[(3 x 2) - 2 x 1.25] = [6 - 2 x 1.25]

                            = [6 - 2.5]

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5 0
4 years ago
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Aleks04 [339]

Answer:

D

Step-by-step explanation:

When functions are transformed there are a few simple rules:

• Adding/subtracting inside the parenthesis to the input shifts the function left(+) and right(-).

• Adding/subtracting outside the parenthesis to the output shifts the function up(+) and down(-).

• Multiplying the function by a number less than 1 compresses it towards the x-axis.

• Multiplying the function by a number greater than 1 stretches it away from the x-axis.

The parent function is f(f) = |x|. Since it needs to be shifted to the left, use the first rule above which is to subtract from the input inside the absolute value.

f(x) = |x-3|

6 0
3 years ago
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