Question 601702
1. Solve x^2 = 3x + 5
{{{x^2 - 3x - 5 = 0}}}
*[invoke solve_quadratic_equation 1,-3,-5]
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2.  V=3.5√h,for h
V^2 = 12.25h
h = V^2/12.25 or
h = 4V^2/49
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	(Distance to horizon from a height)