Use the associative law of addition to write an equivalent expression.(a + b) + cd
A. (a + c) + bd
B. (a + b) + dc
C. (b + a) + cd
D. a + (b + cd)
Answer: D
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Evaluate the integral.
A. 14 B. 12 C. 4 D. 34
In a right triangle, find the length of the side not given. Let c represent the length of the hypotenuse. Give an answer to the nearest tenth if necessary.a = 1 ft, b = 6 ft
A. c = 7 ft B. c ? 6.1 ft C. c ? 5.9 ft D. c ? 2.6 ft
x represents a real number. Find any restrictions on x.
?
?
A. 
B. 0
C. 
D. 
E. no restrictions
Solve the problem.If an object is dropped from a tower of unknown height, the velocity of the object after t seconds can be obtained by multiplying t by 32 and adding 10 to the result. Therefore, you can express V as a linear function of t. Find the domain of this function.
A. (-1, ?) B. [1, 4] C. [0, ?) D. (-?, ?)