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9966 [12]
3 years ago
13

For f(x) = 3x+ 1 and g(x) = x2 - 6, find (f+g)(x).

Mathematics
2 answers:
mylen [45]3 years ago
7 0

Answer:

<h2>B. x² + 3x - 5</h2>

Step-by-step explanation:

(f+g)(x)=f(x)+g(x)\\\\\text{Substitute}\ f(x)=3x+1,\ g(x)=x^2-6:\\\\(f+g)(x)=(3x+1)+(x^2-6)\qquad\text{combine like terms}\\\\(f+g)(x)=x^2+3x+(1-6)\\\\(f+g)(x)=x^2+3x-5

Elina [12.6K]3 years ago
5 0
Your answer would be option B. x+3x-5
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balandron [24]

Given:

L=2\dfrac{1}{2} ft and W=3\dfrac{2}{5} ft.

P=2L+2W

To find:

The value of P.

Solution:

We have,

P=2L+2W

Substituting L=2\dfrac{1}{2} and W=3\dfrac{2}{5}, we get

P=2\times 2\dfrac{1}{2}+2\times 3\dfrac{2}{5}

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Taking LCM, we get

P=\dfrac{5(5)+34}{5}

P=\dfrac{25+34}{5}

P=\dfrac{59}{5}

P=11\dfrac{4}{5}

Therefore, the value of P is 11\dfrac{4}{5} ft.

7 0
3 years ago
Choose the equation that represents the graph below: (1 point) Graph of a line passing through points 0 comma 6 and 9 comma 0 y
aleksklad [387]

Answer:

Option C is correct.

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Explanation:

Given the two points (0, 6) and (9 ,0).

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y-6=\frac{-2}{3} (x-0) or

y-6=\frac{-2}{3} x

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3 years ago
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Step-by-step explanation:

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