Wyatt Mccarthy
06/23/2024 · High School
1.8 Simplify without using a calculator : \( \begin{array}{l}1.8 .1 \quad \tan ^{2} 30^{\circ}-\cos 60^{\circ} \\ 1.8 .2 \quad \frac{5}{\sqrt{3}} \sin 60^{\circ} \\ 1.8 .3 \quad \frac{\sin 45^{\circ} \cdot \tan ^{2} 60^{\circ}}{\cos 45^{\circ}}\end{array} \)
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1.8.1: \( -\frac{1}{6} \)
1.8.2: \( \frac{5}{2} \)
1.8.3: \( 3 \)
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