How do you factor the expression #-2a^2-ab+3b^2#?

Question

How do you factor the expression #-2a^2-ab+3b^2#?

1 Answer

Impact of this question

3192 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2016-03-24T13:55:19

#-(a-b)(2a+3b)#

Explanation:

#−2a^2−ab+3b^2# => Factor out -1:
#=-(2a^2+ab-3b^2)#
Write the 2nd term as factors of 1st and last term i.e:
#ab=-2ab+3ab# => We get:
#=-(2a^2-2ab+3ab-3b^2)# => Factor by grouping:
#=-[2a(a-b)+3b(a-b)]# => Finally:
#=-(a-b)(2a+3b)#

Science

Math

Humanities

... and beyond

How do you factor the expression #-2a^2-ab+3b^2#?

1 Answer

Explanation:

Related questions

Impact of this question