Which of the following symbols indicates a translation?
?
A.
?
B.
?
C.
?17 71
D.
?None of the above
E.
?b and c
Answer: A
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Estimate the slope of the curve at the indicated point.
A. -1 B. 0 C. 1 D. Undefined
Divide.
A. 16x + 5
B. 8x + 5
C. 8x - 30x6 + 
D. 8x + 5 + 
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 = 3? seconds
A. d = -3 cos 
B. d = -10 sin 
C. d = -10 cos 
D. d = -10 cos 
Solve the problem.A survey of 1867 credit card users indicated that 810 had bought books online, 796 had bought music online, 526 had bought pet supplies online, 132 had bought both books and music, 224 had bought both books and pet supplies, 197 had bought both music and pet supplies, and 98 had bought all three. How many credit card users did not buy any of the three? How many bought either books or pet supplies but not music?
A. 190; 755 B. 190; 881 C. 288; 755 D. 190; 853