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प्रश्न
Write the value of `(sin^2 theta 1/(1+tan^2 theta))`.
उत्तर
`(sin^2 theta + 1/(1+ tan^2 theta ))`
= `( sin^2 theta + 1/(sec^2 theta))`
=`( sin^2 theta + cos^2 theta)`
=1
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