Math, asked by srijitdey55, 7 months ago

find value of cos 48° cos 12°

Answers

Answered by Anonymous

5

Step-by-step explanation:

cos 48×cos12

= cos48°× sin 72°

=0.63...

Answered by ramatadakalarama

0

Step-by-step explanation:
cosA=sin(90-A).
cos48=cos(90-12)
cos48=sin 12
1/sin12×sin12=1

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