Question

If f(x)=2x+1 and g(x) = x^-7, find (f-g)(x)

Answer 1

B is the Answer for the question

Answer 2

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

... = (2x +1) -(x² -7)

... = 2x + 1 - x² + 7

... = -x² +2x +8 . . . . matches selection B.