Subtract the sum of m^2 - mn + 3n² and 2m^2 +2mn – 7n^2 from 8mn.
Answers
Answered by
1
Step-by-step explanation:
= m^2-mn+3^2
-8mn
=m^2-9mn+3^2
2m^2 +2mn - 7n^2
-9mn
=2m^2-7mn -7n^2
Similar questions
English,
3 months ago
Geography,
3 months ago
English,
3 months ago
Social Sciences,
6 months ago
Math,
1 year ago