Provide an appropriate response.For 6, x, 12 to be an arithmetic sequence, x must be:
A. 9
B. 3
C. 8
D. 10
Answer: A
Mathematics
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For f(x) = A sin 
+ D,identify either A, B, C, or D as indicated for the sine function.y= -cos 
Find B.
A. 1
B. 2
C. 
D. 4?
Mathematics
Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.(-5x3)-1
A. 
B. 
C. - 
D. - 
Mathematics
Fill in the blank with one of the words or phrases listed below. Not all choices will be used.
= 
is an example of a(n) 
.
A. proportion B. complex fraction C. reciprocals D. least common denominator
Mathematics
The lengths of the legs of a right triangle are given. Find the hypotenuse.a = 9, b = 12
A. 15 B. 8 C. 14 D. 11
Mathematics