Simplify the expression using the order of operations.5(-9) - (-2)
A. 47
B. 43
C. -35
D. -43
Answer: D
Mathematics
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Graph the solution set of the system of inequalities or indicate that the system has no solution.-1 ? y < 9
A. 
B. 
C. 
D. 
Mathematics
Find the volume.
A.
| 169.534 cm2 |
B.
| 169.534 cm3 |
C.
| 17.4 cm3 |
D.
| 49.52 cm3 |
Mathematics
Write a formula to express the relationship. Use k as the constant of variation.The area of an equilateral triangle varies directly as the square of the side s.
A. A = 
B. A = k2s
C. A = 
D. A = ks2
Mathematics
Solve.An object is thrown upward from the top of a 
building with an initial velocity of 48 feet per second. The height h of the object after t seconds is given by the quadratic equation 
When will the object hit the ground?
A. 2 sec B. -2 sec C. 5 sec D. 160 sec
Mathematics