Find the limit.
cos-1 x
A. ?
B. 1
C. 0
D. -1
Answer: C
Mathematics
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A. 66°, 76°, 33° B. 68°, 78°, 34° C. 43°, 53°, 84° D. 32°, 42°, 16°
Mathematics
Determine the phase shift of the function.y = 3 sin 
A. 
units to the left
B. ? units to the right
C. 
units to the right
D. 
units to the left
Mathematics
Solve the problem.Felipe Rivera's savings account has a balance of $2238. After 3 years what will the amount of interest be at 6% compounded quarterly?
A. $67.14 B. $437.79 C. $428.79 D. $442.79
Mathematics
Choose the most reasonable metric length unit. Choose from km, m, cm, and mm.The height of the paperback book is 18 
.
A. cm B. mm C. m D. km
Mathematics