Math, asked by bhawana38, 1 year ago

if x=4-√15 find (x+1uponx)2​


Anonymous: ___k off

Answers

Answered by EmmaCarlos
0

x=4-√15

1/x=1/(4-√15)

=(4+√15)/(4-√15)(4+√15)

=(4-√15)/(4^2-√15^2)

=(4-√15)/(16-15)

=4-√15

(x+1/x)^2

=(4-√15+4+√15)^2

=8^2

=64

Answered by Hamy009
0

answer is 64 if it is (x+1/x)^2

and if it is 2(x+1/x) then answer is 16

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