Simplify the complex fraction.
A. 12x
B. 6x
C. 
D. 
Answer: A
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Without graphing, determine whether the graph of the quadratic function opens up or opens down. Also, determine of the graph will be wider or narrower than the graph of y = x2.f(x) = - 
x2 + 5x - 2
A. up, wider B. down, narrower C. up, narrower D. down, wider
Find the extreme values of the function subject to the given constraint.
A. Maximum: 192 at 
minimum: 0 at 
B. Maximum: none; minimum: 0 at 
C. Maximum: none; minimum: 192 at 
D. Maximum: 192 at 
minimum: -192 at 
Solve the problem.If p > 1 and q > 1, what can be said about the convergence of 
?
A. Always diverges B. Always converges C. May converge or diverge
Solve. Try factoring first. If factoring is not possible or is difficult, use the quadratic formula.25k2 - 81 = 0
A. 
, - 
B. 9, 0
C. 
, - 
D. 
, 0