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Find g (x) - f (x).

g (x) = x^2 + 1 and f (x) = 2x + 5

User Jack Hales
by
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1 Answer

23 votes
23 votes

Answer:

x^2 - 2x - 4

Explanation:

g(x) - f(x) = (x^2 + 1) - (2x + 5) = x^2 + 1 - 2x -5 = x^2 -2x +(1-5) = x^2 - 2x - 4