Practicing Success
Practicing Success
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If 4sin2θ = 2 , then find the value of θ. |
20° 10° 12° 15° |
15° |
4sin2θ = 2 sin2θ =\(\frac{1}{2}\) [sin30°=\(\frac{1}{2}\)] sin2θ = sin30° 2θ = 30° θ=\(\frac{30°}{2}\) θ =15° |
