Respuesta :

EXPLANATION

g(x) = x^2-1

Doing x= h+2 and simplifying, this will give us:

g(h+2) = (h+2)^2 - 1

= h^2 + 2*2*h +2^2 - 1

= h^2 +4h +4 - 1

= h^2 + 4h + 3

[ANSWER] is:

a) h^2 + 4h + 3

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