Given the function f(x) = , identify any intervals on which f(x) is increasing, decreasing, or constant.
a. The function is decreasing over the interval ().
b. The function is increasing over the interval ().
c. The function is constant over the interval ().
d. The function is constant over the interval () and (2,
d. The function is constant over the interval () and (2,
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Find the LCM of the set of numbers.56, 96
A. 224 B. 672 C. 1344 D. 168
Find the specified quantity.Find the amplitude of y = -3 cos 
.
A. 4
B. -12
C. 3
D. 
If r is a positive number and the point (x, y) is in the indicated quadrant, decide whether the given ratio is positive or negative.III, 
A. Positive B. Negative
Graph the function. Specify the intervals over which the function is increasing and the intervals where it is decreasing.y = 
A. Increasing -? < x < 0
Decreasing 0 < x < ?
B. Increasing -? < x < 0 and 0 < x < ?
C. Decreasing -? < x < 0
Increasing 0 < x < ?
D. Decreasing -? < x < 0 and 0 < x < ?