Question

If g(x) = x^2 - 3, find the value of:

a) g(5)
b) g(-2)
c) g(a+1)

Answer 1

g(5)=22

g(-2)=1

g(a+1)=(a+1)^2-3

g(a+1)= (a+1)(a+1)-3

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

Explanation:

if you wanted to solve for a you would need to use the quadratic formula and solve for a.

Answer 2

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