Graph the polynomial function.
?

?
A.
B.
C.
D.
Answer: B
Mathematics
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Use L'Hpital's rule to find the limit.
1/t
A. 8.485 B. 2.828 C. 17.605 D. 3.000
Mathematics
Use Cramer's rule to solve the system.x -
y = 8
x +
y = -12
A.
B.
C.
D. ?
Mathematics
Graph the polar equation.r = 3 sin2 ? cos ?
A.
B.
C.
D.
Mathematics
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 the expected number of rats contracting the disease.Total:
A. 0.9 B. 2.4 C. 2.3 D. 1
Mathematics