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If tan theta equal to 20 by 21 so that 1 minus sin theta + cos theta by 1 + sin theta + cos theta equal to 3 by 7

Posted by Raj Gupta 7 years, 6 months ago

CBSE > Class 10 > Mathematics

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Posted by Hari Anand 6 months, 1 week ago

CBSE > Class 10 > Mathematics