Question

subtract (2ℎ2 − 2ℎ + 1) ( 3ℎ4 − 8ℎ − 7)​

Answer 1

(2h to power 2 - 2h +1 ) -(3h to power 4 - 8h - 7)

2h to power 2 - 2h +1 -3h to power 4 +8h +7

answer is : 2h to power 2 -10h -6 + 3h to power 4