Find all values that make the expression undefined.
A. -2, -8
B. 7, -7
C. 0
D. 2, 8
Answer: D
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Solve the problem.The population of a small country increases according to the function B = 1,400,000e0.05t, where t is measured in years. How many people will the country have after 9 years?
A. 3,945,736 people B. 2,195,637 people C. 485,502 people D. 1,117,911 people
Solve the problem.The pulse rate for a species of small mammal follows a normal distribution with a mean 
beats per minute and standard deviation 
beats per minute. In a population of 1000 of these mammals, how many would you expect to have a pulse rate between 195 and 243?
A. ? 540 of these mammals B. ? 500 of these mammals C. ? 480 of these mammals D. ? 690 of these mammals
Determine the x- and y-intercepts on the graph of the equation.y = -7x - 1
A. x-intercept is 
; y-intercept is -7
B. x-intercept is - 
; y-intercept is -1
C. x-intercept is 
; y-intercept is 1
D. x-intercept is -1; y-intercept is 
Sketch a vector v that models the given situation and express v as 
. An airplane flying northwest at a speed of 240 miles per hour.N
S
A.
v =  |
B.
v =  |
C.
v =  |
D.
v =  |
