Question
how do u factor these polynomials~
5x^2 - 5x-60
81-x^4
18a^2b-50b
5x^2 - 5x-60
81-x^4
18a^2b-50b
Answers
Mischa
(5x-20)(x+3)
-(x^2-9)(x^2+9)
Then are you sure the third one is written right? 18a^2b- is a to the 2b or is b something else
-(x^2-9)(x^2+9)
Then are you sure the third one is written right? 18a^2b- is a to the 2b or is b something else
anonymous
its A squared b