Math, asked by jeffrinhepsibha10a, 8 months ago

pls answer the following question

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Answered by bhagwantkaurnoor

1

Answer:

3ans is verified

Step-by-step explanation:

cos30=cos60cos30+sin60sin30

√3/2=(1/2)(√3/2)+(√3/2)(1/2)

=√3/4+√3/4

=2√3/4

=√3/2

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