How do you add #-4a ^ { 2} - 6a b + 8b ^ { 2} - 2a ^ { 2} - 5a b + 2b ^ { 2}#?

1 Answer
Jul 21, 2017

See a solution process below:

Explanation:

First, group like terms:

#-4a^2 - 2a^2 - 6ab - 5ab + 8b^2 + 2b^2#

Now, combine like terms:

#(-4 - 2)a^2 + (-6 - 5)ab + (8 + 2)b^2#

#-6a^2 + (-11)ab + 10b^2#

#-6a^2 - 11ab + 10b^2#