Use the Half-angle Formulas to find the exact value of the trigonometric function. sin 
A. 
B. - 
C. 
D. - 
Answer: C
Mathematics
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Write the first five terms of the geometric sequence with a = 5 and a fourth term of 135.
A. 5, 15, 45, 135, 405 B. 5, 16, 41, 138, 405 C. 5, 15, 46, 138, 402 D. 5, 8, 11, 14, 17
Mathematics
Find the exact value of the expression.sin
A. 1
B. 
C. 0
D. 
Mathematics
Use the graph of the rational function shown to complete the statement.
As x?-?, f(x)? ?
A. 0 B. -1 C. -? D. +?
Mathematics
Solve the problem.If f(?) = sin ? and f(a) = - 
, find the exact value of f(-a).
A. 
B. - 
C. - 
D. 
Mathematics