Grade 12th passAlgebra
Find the square of the following numbers.86........
Find the square of the following numbers.
86........
1 Answer
Harshit Singh
Dear Student
(86)2
= (90-4)2
= (90)2 + (4)2 - 2×90×4 [Since, (a+b)2 = a2+b2 +2ab]
= 8100+16–720
= 8116–720
= 7396
Thanks
(86)2
= (90-4)2
= (90)2 + (4)2 - 2×90×4 [Since, (a+b)2 = a2+b2 +2ab]
= 8100+16–720
= 8116–720
= 7396
Thanks
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algebra
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