Solve the problem.Among all pairs of numbers whose difference is 68, find a pair whose product is as small as possible.
A. -34 and 34
B. 102 and 34
C. -102 and -34
D. 34 and 34
Answer: A
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Evaluate the expression.(-7)2
A. -14 B. -49 C. 14 D. 49
Determine the x- and y-intercepts on the graph of the equation.y = 13(x + 4) + 1
A. x-intercept is 
; y-intercept is -53
B. x-intercept is - 
; y-intercept is -53
C. x-intercept is 
; y-intercept is 51
D. x-intercept is - 
; y-intercept is 53
Find the expected value of the random variable in the experiment.Five rats are inoculated against a disease. The number contracting the disease is noted and the experiment is repeated 20 times. Find the probability distribution and give the expected number of rats contracting the disease.
A. 2.3 B. 2.4 C. .9 D. 1
Divide, if possible. If the quotient is undefined, then state this.
A. -6
B. 6
C. - 
D. -16