Simplify. Express your answer with positive exponents. Assume that all variables are nonzero.
-2
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.Find an upper bound for 
in estimating 
with n = 10 steps.
A. 
B. 
C. 
D. 
Mathematics
Find the absolute maxima and minima of the function on the given domain.
on the closed triangular region bounded by the lines 
and 
A. Absolute maximum: 120 at 
absolute minimum: 0 at 
B. Absolute maximum: 81 at 
absolute minimum: 0 at 
C. Absolute maximum: 81 at 
absolute minimum: 36 at 
D. Absolute maximum: 120 at 
absolute minimum: 81 at 
Mathematics
Determine graphically the x-value when y = 6 in the given equation.y = -1 - x
A. 7;
B. -5;
C. 5;
D. -7;
Mathematics
Find the vertex of the parabola.f(x) = - 
x2 + 3x - 6
A. (9, -6)
B. (-9, -60)
C. 
D. 
Mathematics