1 line
93 B
TeX
1 line
93 B
TeX
\cos\theta_0=-\frac{V}{v_0}\sin^2\theta\pm\cos\theta\sqrt{1-\frac{V^2}{{v_0}^2}\sin^2\theta}
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\cos\theta_0=-\frac{V}{v_0}\sin^2\theta\pm\cos\theta\sqrt{1-\frac{V^2}{{v_0}^2}\sin^2\theta}
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