How do you combine like terms in #(- 4k ^ { 4} + 14+ 3k ^ { 2} ) + ( - 3k ^ { 4} - 14k ^ { 2} - 8)#?

1 Answer
smendyka
Oct 28, 2016

#-7k^4 - 11k^2 + 6#

Explanation:

#(-4k^4 + 14 + 3k^2) + (-3k^4 - 14k^2 -8)# can be change by removing the parenthesis to:

#-4k^4 + 14 + 3k^2 - 3k^2 - 14k^2 -8#

Grouping like terms gives:

#(-4k^4 - 3k^4) + (3k^2 - 14k^2) + (14 - 8)#

Adding like terms gives:

#-7k^4 - 11k^2 + 6#

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