6.2k views
2 votes
-3b^2+3b+90 how to factor

User NimmoNet
by
8.1k points

1 Answer

2 votes
Factor the following:
-3 b^2 + 3 b + 90
Factor -3 out of -3 b^2 + 3 b + 90:
-3 (b^2 - b - 30)
The factors of -30 that sum to -1 are 5 and -6. So, b^2 - b - 30 = (b + 5) (b - 6):
Answer: -3(b + 5) (b - 6)
User AxxA Osiris
by
7.4k points

No related questions found