Math, asked by PrathamAryan4345, 1 year ago

If x = 30 verify that
Sin 2x=2sin x cos x

Answers

Answered by coolammy02
0
sin 60 = (3^0.5)/2
2sin30cos30 = 2*0.5*(3^0.5)/2 = (3^0.5)/2
Answered by Mojdin
1

Answer:

sin2x=2sinx.cosx

Step-by-step explanation:

RHS=>

=2sinx. cosx

=2sin(30).cos(30)

=2*1/2*√3/2

=√3/2

LHS=>

=sin2x

=sin(2*30)

=sin(60)

=√3/2

Because LHS=RHS

therefor, => sin2x=2si x. cosx

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