find the following

Question

if x =x^2+2

f(3/2) 4.24
f(b) 0
did I do this right
Thank you

Answer 1

f(3/2) = (3/2)^2 + 2 = 9/4 + 2 = 4.25
f(b) = b^2+2
how did you get zero?

Answer 2

thank you Steve