Math, asked by Rajdipak, 8 months ago

cos 30° X cos 60° + sin 30° X sin 60°

Answers

Answered by jagannaik0008

3

Answer:

0.866

Step-by-step explanation:

*3/2X1/2+1/2×*3/2

*3/4+*3/4

(*3/4)2

*3/2

0.866

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