JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

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If the sides of a right angled triangle are in GP, then the cosine of the greater acute angle is

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Correct option: A

\frac{2}{1+\sqrt{5}}

Option A (\frac{{2}}{{1+

\sqrt{{5}}

}}}) is correct because it is the cosine of the greater acute angle when the sides of a right-angled triangle are in GP.

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\frac{3}{4}