Math, asked by bkuldeep954, 5 months ago

cos30×cos60-sin30×sin60

Answers

Answered by shaikshafikadapa87

1

Step-by-step explanation:

from trigonometry table

cos 30,cos 60,sin 30,sin 60 values are ✓3/2,1/2,1/2,✓3/2

from table

✓3/2.1/2-1/2.✓3/2

=✓3/4-3/4

=0

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