Use the information given about the angle Ɵ to find the exact value of: sin 2Ɵ. 1) cosƟ= 3/5, 0 < Ɵ < (π/2)
One way to prove that without a calculator is to use sin(2theta) = 2 sin theta* cos theta = 2*(3/5)*(4/5) = 24/25 = 0.96 exactly
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