Add. Do not use a number line except as a check.-13 + 
+ 83 + 
A. 
B. - 
C. 
D. 
Answer: D
Mathematics
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Solve the inequality graphically by using a graphing calculator.0.5x3 < 1 - 2x2
A. x < -4.12 B. x < 4.12 C. -3.87 < x < -0.79, x > 0.66 D. x < -3.87, -0.79 < x < 0.66
Mathematics
Solve the problem.A mechanic is testing the cooling system of a boat engine. He measures the engine's temperature over time. Use a graphing utility to fit a logistic function to the data. What is the carrying capacity of the cooling system?
A. y = 
, 307°F
B. y = 
, 312°F
C. y = 
, 315°F
D. y = 
, 315°F
Mathematics
If 
with B in QII, find
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Solve the problem.A circle has a circumference of 30? meters. Find the radius of the circle. (C = 2?r = ?d)
A. 30 m B. 8 m C. 5 m D. 15 m
Mathematics