# algebra

f(x)= 1/x-2
Plug in 1 for x.

1. 1
1. If f(x) = 1/x - 2 , the way you typed it, then
f(1) = 1/1 - 2 = 1-2 = -1

if f(x) = 1/(x-2), then
f(1) = 1/(1-2) = 1/-1 = -1

either way, your book is wrong.

posted by Reiny

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