How do you simplify #(a^{3} - 2a^{2} ) + ( 3a^{2} - 4a^{3} )#?

1 Answer
EZ as pi
Oct 6, 2016

#-3a^3 +a^2#

Explanation:

the first step is to remove the brackets, then you can collect like terms.

#color(red)(a^3)color(blue)( -2a^2 +3a^2) color(red)(-4a^3)#

=#color(red)(a^3)color(red)(-4a^3)color(blue)( -2a^2 +3a^2)#

=#color(red)(-3a^3 +color(blue)( a^2)#

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