Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real numbers.3-3
A. -9
B. 
C. - 
D. -27
Answer: B
Mathematics
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Solve for x.|3x - 9 | > 12
A. -7 < x < 1 B. x < - 1 or x > 7 C. - 1 < x < 7 D. x < -7 or x > 1
Mathematics
Find the vertical asymptote(s) of the graph of the given function. f(x) = 
A. x = 6 B. x = -6, x = 4 C. x = 6, x = -4 D. None
Mathematics
Determine the upper and lower bounds on the zeros of the given function.f(x) = 6x3 - 7x2 + 7x + 9
A. upper bound: 1; lower bound: -1 B. upper bound: 2; lower bound: -3 C. upper bound: 2; lower bound: -1 D. upper bound: 2; lower bound: -2
Mathematics
Provide an appropriate response.Is 
a rational or irrational number?
A. Irrational B. Rational C. Both rational and irrational D. Neither
Mathematics