Factor the expression completely, if possible.125a3 - 8b6
A. (5a + 2b2)(25a2 - 10ab2 + 4b4)
B. (5a - 2b2)(25a2 + 10ab2 + 4b4)
C. (5a - 2b2)(25a2 - 10ab2 + 4b4)
D. (5a - 2b)(25a2 + 10ab + 4b2)
Answer: B
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Solve the initial value problem for x as a function of t.(t2 + 4t) = 4x + 12, x(1) = 1
A. x = - 3
B. x = 20t + ln - 3
C. x = - 3
D. x = 20 ln- 3
Solve the problem.One card is selected from a deck of cards. Find the probability of selecting a diamond or a card less than 10. (Note: The ace is considered a low card.)
A.
B.
C.
D.
Subtract.
A. 9075 B. 7069 C. 7075 D. 7029
Find the median. Round to the nearest tenth when necessary.The numbers of vehicles passing though a toll booth in one hour for five consecutive hours are as follows: 8, 10, 29, 35, 40
A. Median = 35 vehicles B. Median = 10 vehicles C. Median = 25.1 vehicles D. Median = 29 vehicles