Write the expression in standard form.
A. 
+ 
i
B. 
+ 
i
C. 
+ 
i
D. 
+ 
i
Answer: B
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Find the limit.
(15 - 2x)
A. -51 B. -21 C. 51 D. 21
Solve the problem.Hsien-Ta doesn't trust banks, so his savings are hidden under his mattress. Emilia has her savings in an investment at simple interest. In approximately what year did they have the same amount?
A. 1989 B. 1986 C. 1988 D. 1996
Perform the indicated operation.
A. 5x - 7 + 
B. 5x + 7 + 
C. 5x - 7 - 
D. 5x - 7
Evaluate the expression for the given value of the variable.If a rock falls from a height of 100 meters above the ground, the height H (in meters) after x seconds is approximately H = 100 - 4.9x2. Evaluate the expression for x = 2 seconds. (Round your answer to the nearest tenth.)
A. 90.2 meters B. 3.96 meters C. 380.4 meters D. 80.4 meters