Approximate the coordinates of each turning point by graphing f(x) in the standard viewing rectangle. Round to the nearest hundredth, if necessary.f(x) = 
(x3 - 3x2 - 45x + 5)
A. (-5, 6.8) and (3, -3.44)
B. (-5, 7.2) and (3, -3.04)
C. (-3, 3.04) and (5, -7.2)
D. (-3, 3.44) and (5, -6.8)
Answer: D
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Find 6A.
?
?
A. 
B. 
C. 
D. 
E. 
Solve the problem.A promotional deal for long distance phone service charges a $15 basic fee plus $0.05 per minute for all calls. Use a linear model to find how many minutes of phone calls Joe made if his phone bill was $65. Round to the nearest minute, if necessary.
A. 1000 B. 3 C. 1600 D. 10
Evaluate the expression. Write your answer without exponents.
A. 256 B. 64 C. 12 D. 16
Find the absolute extreme values of the function on the interval.f(?) = sin 
, 0 ? ? ? 
A. absolute maximum is 1 at ? = 
?; absolute minimum is -1 at ? = 
?
B. absolute maximum is 1 at ? = 
?; absolute minimum is -1 at ? = 
?,
C. absolute maximum is 1 at ? = 
?; absolute minimum is -1 at ? = 
?,
D. absolute maximum is 1 at ? = 0; absolute minimum is -1 at ? = ?