Question

cos 60° × cos 30° + sin 60° × sin 30°​

Answer 1

Step-by-step explanation:

cos 60° = 1/2

cos 30° =√3/2

sin 60° =√3/2

sin 30°=1/2

1/2*√3/2+1/2*√3/2

√3/4+√3/4

2√3/4

Answer 2

KITNA EASY HAI,,, BAHUT EASY HAI ,,,,,

ITNA EASY HAI KEE, YE MUGHSE BANA HI NAHI....

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