Question

(iii) If q (x) = x + 3x² + 3x +1, find
q (-2) + q (-3) +q(1/2​

Answer 1

Step-by-step explanation:

q (x) = x + 3x² + 3x +1

q (x) = 3x² + 4x +1,

q(-2)=3*4-4*2+1=5

q-3)=3*9-4*3+1=16

q(1/2)=3*1/4+4*1/2+1=15/4=3.75

so add them

5+16+3.75=24.75