Math, asked by yashdakare35, 5 months ago

if sin alpha = 0.5 then find sin 3alpha and cos 3 alpha​

Answers

Answered by sjabir379
0

Answer:

Step-by-step explanation:

 sin alpha = 0.5

 ⇒alpha = 30 degree

    therefore sin 3 ( 30) = sin 90 = 1

                       sin 3(30) = cos 90 = 0

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