Grade 12Algebra
Mathemitical step of1/1^2 - 1/2^2 + 1/4^2 - 1/8^2......... 1/ infinity^2
Mathemitical step of
1/1^2 - 1/2^2 + 1/4^2 - 1/8^2......... 1/ infinity^2
1 Answer
Aditya Gupta
we see that this is just an infinite GP with common ratio r= – 1/2^2
so we apply the formula for sum of an infinte GP S= a/(1 – r)= 1/(1+1/4)= 4/5
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