Question

G=3t^2−5t+6

P=−8t^2+7t−9

G+P=

Answer 1

-5t^2 +2t -3

Explanation:

Collect terms in the sum:

G+P = (3t^2 -5t +6) +(-8t^2 +7t -9) = (3-8)t^2 +(-5+7)t +(6-9)

= -5t^2 +2t -3