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AMPLE-7. Determine the value of.-\frac{5 \sin ^{2} 30^{\circ}+\cos ^{2} 45^{\circ}-4 \tan ^{2} 30^{\circ}}{2 \sin 30^{\circ} \cos 30^{\circ}+\tan 45^{\circ}} |
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Answer» sin30=1/2 cos45=1/√2 tan30=1/√3 cos30=√3/2hence the given expression5/4+1/2-4/3/1*√3/2+114/8-4/3/√3+2/242-32/24/√3+2/210/12(√3+2) |
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