Question

If f(x)=2x-1, find f(a+h)
A.) a+h-1
B.) 2a+h-1
C.) 2a+2h-2
D.) 2a+2h-1

Answer 1

Since f(x) = 2x - 1, all you need is to replace x with (a+h)

So f(a+h) = 2(a+h) - 1 = 2a + 2h - 1

Answer is D