Solve the problem.A projectile is fired with an initial velocity of 450 feet per second at an angle of 45° with the horizontal. To the nearest 10 feet, find the horizontal distance covered by the projectile.
A. 6330 feet
B. 6840 feet
C. 5990 feet
D. 7070 feet
Answer: A
Mathematics
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Graph the system of linear inequalities and indicate the solution set.x - y ? 4x + y ? 10
A. 
B. 
C. 
D. 
Mathematics
Determine whether the given equation is rational or non-rational.5x + 3 = 
+ 8
A. Rational B. Non-rational
Mathematics
Solve the problem.A spotlight has a parabolic cross section that is 6 ft wide at the opening and 2.5 ft deep at the vertex. How far from the vertex is the focus? Round answer to two decimal places.
A. 0.26 ft B. 0.90 ft C. 0.21 ft D. 0.52 ft
Mathematics
Express as a sum of logarithms.log211x
A. log111 + log1x B. log111 - log1x C. log211 + log2x D. log211 - log2x
Mathematics