PAGE:DATE:1cos 60° Cos 30°- sin 6o° sin 30° – InterviewSolution

1.

PAGE:DATE:1cos 60° Cos 30°- sin 6o° sin 30°

Answer»

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Step-by-step EXPLANATION:

cos60° cos30°- SIN 60°sin30°

=cos60°sin (90°-30°)-sin 60° COS(90°-30°)

=cos 60°sin60°-sin 60° sin 60°

=1-1

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