Grade 128 grade maths
Simplify.
(7m – 8n)^2 + (7m + 8n)^2Simplify.
(7m – 8n)^2 + (7m + 8n)^2
Simplify.
(7m – 8n)^2 + (7m + 8n)^2
(7m – 8n)^2 + (7m + 8n)^2
Simplify.
(7m – 8n)^2 + (7m + 8n)^2
(7m – 8n)^2 + (7m + 8n)^2
1 Answer
Harshit Singh
Dear Student
(7m – 8n)^2 + (7m + 8n)^2
= 49m^2- 112mn + 64n^2+ 49m^2+ 112mn + 49n^2
= 98m^2+ 128n^2
Thanks
(7m – 8n)^2 + (7m + 8n)^2
= 49m^2- 112mn + 64n^2+ 49m^2+ 112mn + 49n^2
= 98m^2+ 128n^2
Thanks
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