Multiply the polynomials (5a² + 2a-7) and (3a²a + 1). Simplify
the answer.
Oa) 15a4-17a² +9a-7
Ob) 15a4-a³ - 18a² +9a - 7
Oc) 15a + a³ - 18a² +9a - 7
d) 8a² + a-6

Multiply the polynomials 5a 2a7 and 3aa 1 Simplify the answer Oa 15a417a 9a7 Ob 15a4a 18a 9a 7 Oc 15a a 18a 9a 7 d 8a a6 class=