let h(x)=4x^2+4x-3. find h(5a)

Question

let h(x)=4x^2 +4x-3

find h(5a)

find h(a)

Answer 1

h(x) = 4x² + 4x - 3

h(5a) = 4(5a)² + 4(5a) - 3

h(5a) = 4(25a²) + 20a - 3

h(5a) = 100a² + 20a -3

 

Follow the same pattern for f(a).