30-04-2015
Mathematics

Answered

4n^2+5
subtract
-2n^2-4

Answer :

Аноним Аноним

30-04-2015

Easy peasy!
4n2+5−−2n2−4
=4n2+5+2n2+−4
Combine Like Terms:
=4n2+5+2n2+−4
=(4n2+2n2)+(5+−4)
=6n2+1
Answer:=6n2+1

View image Аноним

Answer Link

Panoyin Panoyin

30-04-2015

(4n² + 5) - (-2n² - 4)
4n² + 2n² + 5 + 4
6n² + 9

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