Find the perimeter.
A. (4x2 + 20x - 32) units
B. (x4 + 20x2 - 32) units
C. (x4 + 10x2 - 16) units
D. (x2 + 10x - 16) units
Answer: A
Mathematics
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Place the correct symbol ( <, >, or = ) between the two real numbers. ? |-6| 6 ?
A. |-6| = 6 B. |-6| ? 6 C. |-6| ? 6 D. |-6| < 6 E. |-6| > 6
Mathematics
Solve the problem. Round your answer to two decimal places.The distance an object falls when dropped from a tower varies directly as the square of the time it falls. If the object falls 144 feet in 3 seconds, how far will it fall in 15 seconds?
A. 3600 ft B. 4050 ft C. 240 ft D. 3150 ft
Mathematics
Factor the polynomial completely using the grouping method.5x2 + 7x - 6
A. (x + 2)(5x - 3) B. (x - 2)(5x + 3) C. (x - 3)(5x + 2) D. prime
Mathematics
Simplify the expression.16-3/2
A. -64
B. 64
C. 
D. - 
Mathematics