Simplify. Express your answer as a polynomial in standard form.
(3a2−1)(−3a2+5)
Thanks in advance!
You need to FOIL to solve this problem.
(3a2 * -3a2) + (3a2 * 5) + (-1 * -3a2) + (-1 * 5)
Then reduce the answer.
I already found the answer....
on another math forum...
the answer is −9a4+18a2−5