Answered

Westonci.ca is the premier destination for reliable answers to your questions, provided by a community of experts. Discover in-depth answers to your questions from a wide network of professionals on our user-friendly Q&A platform. Get quick and reliable solutions to your questions from a community of experienced experts on our platform.

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


Sagot :

Easy peasy! 
4n2+52n2−4
=4n2+5+2n2+−4
Combine Like Terms:
=4n2+5+2n2+−4
=(4n2+2n2)+(5+−4)
=6n2+1
Answer:=6n2+1

View image Аноним
(4n² + 5) - (-2n² - 4)
4n² + 2n² + 5 + 4
6n² + 9