Math, asked by vavarich, 6 months ago

Cos 60 cos 30 - sin 60 sin 30

Answers

Answered by pavani7562

0

Answer:

Let us know the values first

cos60°=1/2

cos30°=root3/2

sin 60°=root 3/2

sin30°=1/2

then,

1/2*root3/2-root3/2*1/2

=root3/4-root3/4

=0

hene answer is '0'

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