Grade 128 grade maths
What would be the square root of 625 using the identity (a +b)2 = a2 + b2 + 2ab?
What would be the square root of 625 using the identity (a +b)2 = a2 + b2 + 2ab?
1 Answer
Harshit Singh
Dear student
(625)^2
= (600 + 25)^2
= 600^2+ 2 x 600 x 25 +25^2
= 360000 + 30000 + 625
= 390625
Thanks
(625)^2
= (600 + 25)^2
= 600^2+ 2 x 600 x 25 +25^2
= 360000 + 30000 + 625
= 390625
Thanks
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