English, asked by helptube2002, 4 months ago

Show that Cos45.cos60-sin45.sin60 = 1-√3/2√2

Answers

Answered by praneeth61

0

Explanation:

cos45.cos60-sin45.sin60

1/√2(1/2)-1/√2(√3/2)

1/2√2-√3/2√2

1-√3/2√2

hence proved

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