If `x=7+5sqrt2 ` then `(x^2+1/x^2)`=?
51 views · Published 11 October 2018 · 2:25 · Indexed 23 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `x=7+5sqrt2 ` then `(x^2+1/x^2)`=?
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