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Grade 10Algebra

what is

3^2 + 1 + 5^2 + 1 + 7^2 + 1 ............ + 99^2 + 1

3^2 - 1 5^2 - 1 7^2 - 1 99^2 - 1

please show the steps

Profile image of sanatan sharma
15 Years agoGrade 10
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1 Answer

Profile image of Viral A. Parmar
ApprovedApproved Tutor Answer15 Years ago

it is simply (2n+1)^2 +1/(2n+1)^2-1