Math, asked by amisha7763, 5 months ago


Q) If sin α =1/2 and α is an acute angle, then (3 cos α - 4cos^3α ) is equal to

Answers

Answered by toluak
0

Answer:

,since sin alpha is = 1/2 we know that sin 30 = 1/2so, alpha = 30now, 3 cos30 - 4 cos ^3 ...

Step-by-step explanation:

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