find the value of cos^2 60 degree .tan^2 30 + Sin 30 degree sin 60 degree tan 45 degree.
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Cos^2 60°.tan^2 30°+ sin30°. sin60°. tan45°
=(1/2)^2. (1/root 3)^2+(1/2)(root3 /2)(1)
=1/4 × 1/9+root3 /4
=1/36 +root 3/4
=(1+9*root3)/36
=(1/2)^2. (1/root 3)^2+(1/2)(root3 /2)(1)
=1/4 × 1/9+root3 /4
=1/36 +root 3/4
=(1+9*root3)/36
sudharshini1:
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