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If sinA +cosA =1 then cos A-sin A=

Posted by Deepali Dhandhi 5 years, 2 months ago

CBSE > Class 10 > Mathematics

1 answers

Yogita Ingle 5 years, 2 months ago

If sinA +cosA =1

cos A = 1 - sin A

then cos A-sin A= 1 - sin A - sin A = 1 - 2 sin A

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CBSE > Class 10 > Mathematics