Find the value of the expression.
A. 
B. 
C. 
D. 
Answer: C
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Use the product, quotient, and power rules of logarithms to rewrite the expression as a single logarithm. Assume that all variables represent positive real numbers.log5 7 - log5 x
A. log5 
B. log10 
C. log5 (7 - x)
D. log5 
Match the given function to its graph.1) y = sin
2) y = cos
3) y = sin
4) y = cos
AB
?
width="200" />CD
?
A. 1A, 2D, 3C, 4B
B. 1B, 2D, 3C, 4A
C. 1C, 2A, 3B, 4D
D. 1A, 2B, 3C, 4D
Solve the problem.The length of a rectangular storage room is 10 feet longer than its width. If the area of the room is 75 square feet, find its dimensions.
A. 4 ft by 16 ft B. 5 ft by 15 ft C. 6 ft by 16 ft D. 4 ft by 14 ft
Solve the problem.Suppose a projectile is launched from the origin into the first quadrant with an initial velocity v0 feet per second at an angle ? with the horizontal. If the only force acting on the projectile is the force of gravity (with acceleration, 
then the horizontal range, R, is given by 
A golf ball is hit with an initial velocity of 51 ft/sec with an angle 
Find the horizontal range, R, of the ball. Round to the nearest foot.
A. 72 ft B. 64 ft C. 93 ft D. 76 ft