Find the sum of the sequence.
A. 
B. - 
C. 42
D. 
Answer: A
Mathematics
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Find the first term and the common ratio for the geometric sequence. Round approximations to the nearest hundredth.a2 = 18, a4 = 2
A. a1 = 2, r = 3 B. a1 = 54, r = 0.33 C. a1 = 6, r = 3 D. a1 = 162, r = 0.33
Mathematics
Use the information given about the angle ? to find the exact value of the indicated trigonometric function.csc ? = -
, cos ? > 0Find cos 
.
A. -
B. 
C. 
D. -
Mathematics
Add or subtract.
+ 
A. 
B. 
C. 
D. 
Mathematics
Solve the equation and check.
A. x = 6 B. x = 1 C. x = -4 D. x = -5 E. x = -1
Mathematics