p(x) = 2x2 – 4x and q(x) = x – 3, what is (p•q)(x)
Solution:
Here we have to find p(q(x))
q(x) =x -3
we will plug value of q(x) in x of p(x)
p(x) =2x2-4x
p(q(x)) = 2(x-3)2-4(x-3)
= 2(x2-6x+9)-4(x-3)
=2x2-12x+18 -4x+12
=2x2-16x+30
Sorry if I am wrong I really am