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यदि (1 + sin t) (1 + cos t) = (5)/(4) हो...

यदि `(1 + sin t) (1 + cos t) = (5)/(4)` हो, तो `(1 - sin t) (1 - cos t)` का मान ज्ञात कीजिए |

लिखित उत्तर

Verified by Experts

The correct Answer is:
`(13)/(4)-sqrt(10)`
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