Solve the problem.The maximum height H of a projectile fired at an angle of inclination ? and with initial velocity of vo is given by 
where g is the acceleration due to gravity. Solve for ?.
A. ? = sin-1 
B. ? = sin-1 
C. ? = sin-1 
D. ? = sin-1 
Answer: D
Mathematics
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Simplify the expression. Assume that all variables are positive and write your answer in radical notation.
? 
A. 
B. 
C. 
D. 
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Rationalize the denominator. Assume that all radicands represent positive real numbers.
A. 
B. 
C. 
D. 
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Solve.A $280 painting is on sale at 45% off. What is the discount?
A. $267.40 B. $126.00 C. $154.00 D. $12.60
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Solve the problem.Given f(x) = -(x + 2)2, find f(6).
A. -64 B. 16 C. 64 D. -16
Mathematics