?Find the indicated nth term of the geometric sequence.
?
7th term: 
?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: D
Mathematics
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Use a sum-to-product identity to rewrite the expression.sin 
+ sin 
A. 2
B. 2
C. 2
D. 2
Mathematics
Find the vertex and axis of symmetry of the graph of the function.f(x) = x2 - 9x - 2
A. (-9, 160) ; x = -9
B. (11, -2) ; x = 11
C. 
; x = 
D. 
; x = - 
Mathematics
Solve the system by the substitution method.
A. (4, -5), (5, -4) B. (-4, -5), (-5, -4) C. (4, 5), (5, 4) D. (-4, 5), (-5, 4)
Mathematics
Solve.A multiple birth is any birth with 2 or more children born. The birth rate is the number of births per 1000 women. In one country, the birth rate B of multiple births as a function of age a is given by the function 
for 
What is age of women whose multiple birth rate is 43.7?
A. 37 B. 35 C. 40 D. 32
Mathematics