Consider the following functions.

Algebra
Tutor: None Selected Time limit: 1 Day

f(x) = 

16 − x2

,   g(x) = 

1 + x

Find (f + g)(x)

 Find the domain of (f + g)(x).

Find (f − g)(x).

Find the domain of (f − g)(x)

Find (fg)(x).

Find the domain of (fg)(x)

Find 

f

g

(x).

 Find the domain of 

f

g

(x).

Feb 23rd, 2015

(f+g)(x) = 17 + x - x^2

Domain = all  real numbers

(f-g)(x) = 15 - x -x^2

Domain = all real numbers

(f*g)(x) = 16 - x^3 - x^2 + 16x

Domain = all real numbers

(f/g)(x) = (16 - x^2) / (1+x)

Domain = all real numbers except when x = -1

Please best answer.

Feb 23rd, 2015

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Feb 23rd, 2015
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Feb 23rd, 2015
Dec 8th, 2016
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