Determine the vertex of the graph of the parabola.y = x2 + 9
A. (0,-9)
B. (-9, 0)
C. (0, 9)
D. (9, 0)
Answer: C
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Express the statement as a formula.
s is inversely proportional to the square root of t Use the information that if s = 7 then t = 25 to find the constant of proportionality. (a) 7 (b) 38 (d) 175 (e) 1
Evaluate the expression. All numbers are approximate. State your answer with the proper accuracy and precision.-0.3392 - (-0.607)6
A. -0.065 B. -0.165 C. -0.16 D. 0.165
Solve the problem.Find any local extrema (maxima, minima, or saddle points) of 
given that 
and 
A. Local maximum at 
saddle point at 
B. Local maximum at 
saddle point at 
C. Local minimum at 
saddle point at 
D. Local minimum at 
saddle point at 
Solve the equation by completing the square.8x2 + 7x = -2
A. 
B. 
C. 
D. 