Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Answer: C
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Read the following water meter, electric meter, and dial gauge.
A. -0.220 in. B. 0.220 in. C. 0.120 in. D. -0.120 in.
An object attached to a coiled spring is pulled down a distance a from its rest position and then released. Assuming that the motion is simple harmonic with period T, write an equation that relates the displacement d of the object from its rest position after t seconds. Also assume that the positive direction of the motion is up.a = 10;
T = 5 seconds
A. d = -10 cos 
B. d = -5 cos 
C. d = -10 cos 
D. d = -10 sin 
Write as the sum and/or difference of logarithms. Express powers as factors.ln 
4/5, x > 9
A. 
ln (x2 + 16x - 63) - 
ln (x - 1)
B. ln (x + 7) + ln (x - 9) + ln 4 - 16ln (x - 1) - ln 5
C. 4ln (x + 7) - 5ln (x - 9) - 
ln (x - 1)
D. 
ln (x + 7) + 
ln (x - 9) - 
ln (x - 1)
Find the exact value of the expression. Do not use a calculator.
, if ? = 45°
A. 
B. 12
C. 
D. 3