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Question Number 142348 by mathdanisur last updated on 30/May/21

(((4−(√(15))))^(1/6) /( (√(4−(√(15)))) ∙ ((4+(√(15))))^(1/3) )) = ?

4−1564−15⋅4+153=?

Answered by bramlexs22 last updated on 30/May/21

(((4−(√(15))))^(1/(6 )) /( (((4−(√(15)))^3 ))^(1/(6 )) .((4+(√(15))))^(1/(3 )) )) = (1/( (((4−(√(15)))^2 ))^(1/6) .((4+(√(15))))^(1/(3 )) )) = (1/( (((4−(√(15)))(4+(√(15)))))^(1/3) )) = (1/( ((16−15))^(1/3) )) = 1

4−156(4−15)36.4+153=1(4−15)26.4+153=1(4−15)(4+15)3=116−153=1

Commented by mathdanisur last updated on 30/May/21

thanks Sir

thanksSir

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