Match the given equation with one of the graphs.x2 = -4y
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Convert to an exponential equation.log4 16 = 2
A. 162 = 4 B. 24 = 16 C. 416 = 2 D. 42 = 16
Mathematics
Solve the problem.The position of a weight attached to a spring is s(t) = -3 cos 7t inches after t seconds. What are the frequency and period of the system?
A. Frequency = 
cycles per sec, period = 
sec
B. Frequency = 
cycles per sec, period = 
sec
C. Frequency = 
cycles per sec, period = 
sec
D. Frequency = 7 cycles per sec, period = 
sec
Mathematics
Form an equivalent expression by rationalizing the denominator.
A. 
B. 5
C. 
D. -24x
Mathematics
Find the x-values where the function does not have a derivative.
A. x = 2 B. x = 1, x = 2, x = 3 C. x = 1, x = 3 D. Exists at all points
Mathematics