Math, asked by Chetanbana, 10 months ago

Cos15-sin15/cos15+sin15

Answers

Answered by arul576

4

Answer:

15+15/15+15

= 30/30

=0

Answered by tarun81514525

4

Answer:

cos 15=√3+1/2√2,sin15=√3-1/2√2

Step-by-step explanation:

√3+1/2√2-√3-1/2√2/√3+1/2√2+√3-1/2√2=1/√3

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