Find the phase shift of the function.y = 4 sin 
A. 4 units up
B. 
units to the right
C. 4 units down
D. 
units to the left
Answer: B
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Solve the problem. Use 3.14 for ?.The discus is thrown from a circular region 8 feet 5 inches in diameter. What is the area of the circle (in square inches)? Round results to the nearest tenth of a unit.
A. 8007.8 in.2 B. 32,031.1 in.2 C. 4003.9 in.2 D. 317.1 in.2
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.logb (yz5)
A. logb y + 5 logb z B. 5 logb yz C. 5 logb y + 5 logb z D. logb y + logb5z
Evaluate the expression for the given replacement values.
for x = -70, y = -1
A. -71 B. 70 C. -70 D. 71
Solve the system by any method.
A. {(x, y) 
}
B. (8, 3)
C. (8, 4)
D. (7, 4)