Calculate the value mentally.0.11/2 ? 1601/2
A. 4
B. 16
C. 8
D. 2
Answer: A
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Find the limit if it exists.
5x(x + 4)(x - 2)
A. -240 B. 480 C. -2400 D. -480
For the given graphical representation of vector v, estimate a1 and a2 so that 
and calculate 
.
A. a1 = 5, a2 =4; 
= 3
B. a1 = 5, a2 = 4; 
= 6.4
C. a1 = -5, a2 = -4; 
= 3
D. a1 = -5, a2 = -4; 
= 6.4
Solve the problem.A ladder is resting against a wall. The foot of the ladder is 6 feet from the wall, and the top of the ladder is 19 feet from the ground. What is the slope of the ladder?
A. 6
B. 
C. 19
D. 
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.logb 
A. logbx + logby2 + logbz7 B. logbx + 2logby + 7logbz C. logbx + 2logby - 7logbz D. logbx + logby2 - logbz7