Math, asked by kellukanivasumathi, 2 months ago

find the value of cos(-30) degrees

Answers

Answered by nihalpinisetti25

2

Answer:

Cos(-30)

Cos(30-60)

Cos30Cos60+Sin30Sin60

√3/2×1/2+1/2×√3/2

√3/2 is the answer

Step-by-step explanation:

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