Question

Find the sum of h^2+ 4h - 4 and 5h^2– 8h+2

Answer 1

6h^2 -4h -2

Explanation:

(h^2 +4h -4) +(5h^2 -8h +2)

= h^2(1 +5) +h(4 -8) +(-4 +2) . . . . group like terms

= 6h^2 -4h -2