Question

If A(x) = x^2+4 and Q(x) = x^2+8x evaluate the following:

A(8)

Answer 1

A(x)=68

Explanation:

Q(x) is unnecessary in finding any value of A(x) in this instance

Plug is 8 for all x values in the function A(x)

A(x)=8^2+4

A(x)=64+4

A(x)=68