Question

( sin (2 x)= ) ( ? ) A. ( cos (2 x+pi) ) B. ( cos ^{2}(x) sin ^{2}(x) ) C. ( frac{1+sin ^{2}(x)}{2} ) D. ( 2 sin (x) cos (x) ) E. None of the above.

          ( sin (2 x)= ) ( ? )
A. ( cos (2 x+pi) )
B. ( cos ^{2}(x) sin ^{2}(x) )
C. ( frac{1+sin ^{2}(x)}{2} )
D. ( 2 sin (x) cos (x) )
E. None of the above.

$( sin (2 x)= ) ( ? ) A. ( cos (2 x+pi) ) B. ( cos ^2(x) sin ^2(x) ) C. ( frac1+sin ^2(x)2 ) D. ( 2 sin (x) cos (x) ) E. None of the above.$

Added by Steve A.

A Complete Resource Book in Mathematics for JEE Main

Dinesh Khattar 2019 Edition

Chapter 13

Instant Answer

Solved by Expert Vysakh M

07/11/2023

Step 1

The double angle formula for sine is $ \sin(2x) = 2\sin(x)\cos(x) $. Show more…

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Question

( sin (2 x)= ) ( ? ) A. ( cos (2 x+pi) ) B. ( cos ^{2}(x) sin ^{2}(x) ) C. ( frac{1+sin ^{2}(x)}{2} ) D. ( 2 sin (x) cos (x) ) E. None of the above.

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