Find the domain of the function.f(x) = 
A. {x|x ? -6}
B. all real numbers
C. {x|x ? 0}
D. {x|x > -6}
Answer: B
Mathematics
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Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 16
B. 
C. 
D. 7z
Mathematics
Graph the parabola and label the vertex. Find the x-intercept.x = -4(y + 5)2 - 6
A. vertex (-6, -5), x-intercept (94, 0)
B. vertex (6, -5), x-intercept (106, 0)
C. vertex (-6, -5), x-intercept (-94, 0)
D. vertex (6, -5), x-intercept (-106, 0)
Mathematics
Write a general term an for the sequence. Assume that n begins with 1.
, 
, 
, 
, . . .
A. an = 
B. an = 
C. an = 
D. an = 
Mathematics
If the following number is a composite number, write it as a product of prime factors. Otherwise, identify it as prime.700
A. 5 ? 5 ? 5 ? 5 ? 7 B. 2 ? 2 ? 2 ? 5 ? 5 ? 7 C. 2 ? 2 ? 5 ? 5 ? 7 D. 2 ? 2 ? 2 ? 2 ? 7
Mathematics