Without graphing, classify the function as increasing or decreasing, and determine f(0).f(x) = 
(4)x
A. f(0) = 
;decreasing
B. f(0) = 
; increasing
C. f(0) = 4; decreasing
D. f(0) = 4; increasing
Answer: B
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Solve the problem.The position (in centimeters) of an object oscillating up and down at the end of a spring is given by 
at time t (in seconds). The value of A is the amplitude of the motion, k is a measure of the stiffness of the spring, and m is the mass of the object. How fast is the object moving when it is moving fastest?
A. 
cm/sec
B. A cm/sec
C. A
cm/sec
D. A
cm/sec
The following table shows the number M, in thousands, of magazine subscriptions t years after initial publication. Use exponential regression to find the yearly percentage decay rate for the number of subscriptions. Round your answer to two decimal places. t 1.88 5.61 8.98 12.49 15.89 M 6.03 2.66 1.98 1.28 0.84?
A. 14.45% B. 14.62% C. 13.00% D. 12.15%
Given matrix A, find the indicated minor.Find M21.A =
A. -35 B. 25 C. -25 D. 35
Sketch the angle in standard position.- 
A. 
B. 