SOLUTION: Evaluate the expression without using a calculator. (sin π/4*cos π/6 − sin π/6*cos π/4)^2

SOLUTION: Evaluate the expression without using a calculator. (sin π/4cos π/6 − sin π/6cos π/4)^2

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Question 871345: Evaluate the expression without using a calculator.
(sin π/4*cos π/6 − sin π/6*cos π/4)^2

Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
(sin π/4*cos π/6 − sin π/6*cos π/4)^2

(1*sqrt(3)/2 -(1/2)*0)^2
=3/4

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