If f(x) = -5^x -4 and g(x) = -3x - 2 find (f-g)(x).

1 answer:

34kurt3 years ago

4 0

9514 1404 393

Answer:

A. (f-g)(x) = -5^x +3x -2

Step-by-step explanation:

The only terms that can be combined are the constants.

(f -g)(x) = f(x) -g(x)

(f -g)(x) = (-5^x -4) -(-3x -2) = -5^x -4 +3x +2

(f -g)(x) = -5x^4 +3x -2 . . . . . matches A

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