Question

H(x)=2xSquared-2 find H(2N) Does X take on the variable of X here?

Answer 1

H(x) = 2x^2 - 2
h(2N) = 2(2N)^2 - 2
h(2N) = 2 * 4 N^2 - 2
h(/N) = 8N^2 - 2