Rationalize the denominator.
A. 
B. 
C. -1
D. 
Answer: D
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Graph the inequality.y ? x2 + 4x + 3
A. 
B. 
C. 
D. 
Solve the problem.Two forces, F1 and F2, of magnitude 60 and 70 pounds, respectively, act on an object. The direction of F1 is 
and the direction of F2 is 
. Find the magnitude and the direction angle of the resultant force. Round the magnitude to the nearest hundredth of a pound and the direction angle to the nearest tenth of a degree.
A. 
= 99.37; ? = 93.7°
B. 
= 92.20; ? = 89.4°
C. 
= 94.63; ? = 87.2°
D. 
= 92.20; ? = 80°
Use the associative property of multiplication to write an equivalent algebraic expression.6(3x)
A. (6 ? 3) + x B. (6 ? 3)x C. (6 + 3)x D. 6(3 + x)
Find the perimeter.The sides of a triangle are 965 feet, 454 feet, and 633 feet.
A. 4104 ft B. 2052 ft C. 1598 ft D. 2838 ft