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  • Write the equivalent of the following expression(please include appropriate equations if applicable) a. tan(2x) b. sin(2x) c. cos(2x) d. cot(2x)

Write the equivalent of the following expression(please include appropriate equations if applicable) a. tan(2x) b. sin(2x) c. cos(2x) d. cot(2x)

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a) an 2x=frac2* an x1- an^2x

b) sin 2x=2 sin x cos x

c) cos 2x=2 cos ^2x-1=1-2 sin^2x

d) cot 2x=fraccot^2 a -12*cot a

Posted by

Deependra Verma

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