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If tan = 1, find 2sin …

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If tan = 1, find 2sin cos

Posted by Palkesh Laddha 7 years, 4 months ago

CBSE > Class 10 > Mathematics

3 answers

..... ...... 7 years, 4 months ago

A simple and quick methos------------------ Tan 45°=1 Therefore theta = 45° Therefore 2sin.cos= sin(2theta)= sin (2×45)°=sin 90°=【1】

Kumar Aditya Rajput 7 years, 4 months ago

It will be equal to 1 as tan45=1and 2sincos also =1

Adhikar Choudhary 7 years, 4 months ago

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