Math, asked by akuzopuro, 7 months ago

if sinq=1/2,prove 3cosq-4cosq=0

Answers

Answered by vinnu81

2

Answer:

Given that sinq=1/2...... then q=30°

Step-by-step explanation:

3cos30-4cos30=3 x√3/2-4 x√3/2=-√3/2

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