How do you subtract #(3v ^ { 3} + 7v ^ { 2} + 2v + 5) - ( 3v ^ { 3} + v ^ { 2} + v + 3)#?

1 Answer
Surya K.
Jan 26, 2018

#6v^2+v+2#

Explanation:

We have got #(3v ^ { 3} + 7v ^ { 2} + 2v + 5) - ( 3v ^ { 3} + v ^ { 2} + v + 3)#.
Expand the brackets:
#3v ^3 + 7v ^2 + 2v + 5 -3v ^3 - v ^ { 2} - v- 3#

#3v ^3-3v^3 + 7v ^2 - v ^ { 2}+ 2v - v- 3+ 5#

#6v^2+v+2#

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