if $\displaystyle f(x-1)=x+2$, the $\displaystyle f(x^2-1)=?$ How do I solve it?
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Hi shrrikesh f(x-1) = x + 2 f(x-1) = (x-1) + 3 ------> f(x) = ..... Then, f(x^2 - 1) = .....
f(x)=??? Well. I've never done this type of problem in my school.
Hi shrrikesh f(x-1) = (x-1) + 3, let : x-1 = a f(a) = a + 3. It means that f(x) = x + 3
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