(5² +6²+7²+.......+10² equal
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Answered by
6
A = 1^2 + 2^2 + 3^3 +.....+ 10^2
B = 1^2 + 2^2 + 3^3 +4^4
we need A -B
sum of square of nth terms = n(n+1)(2n+1)/6
A = 10×11×21/6 = 385
B= 4×5×9/6 = 30
A-B = 385-30 = 355
hope it will help you !!
B = 1^2 + 2^2 + 3^3 +4^4
we need A -B
sum of square of nth terms = n(n+1)(2n+1)/6
A = 10×11×21/6 = 385
B= 4×5×9/6 = 30
A-B = 385-30 = 355
hope it will help you !!
Answered by
5
25+36+49+64+81+100 =355
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