Two marbles are drawn without replacement from a box with 3 white, 2 green, 2 red, and 1 blue marble. Find the probability.The second marble is blue given the first marble is white.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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4a/b + 5b/a =
a. (4a + 5b)/ab b. (4ab + 5b)/ab c. (4a2 + 5b2)/ab d. 9a2b2/ab e. 9ab
Mathematics
Simplify by first writing the radicals with the same index. Then multiply.
? 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.If s is a distance given by s(t) = 5t3 + 8t2 + 4t , find the acceleration, a(t).
A. a(t) = 46t + 4 B. a(t) = 30t + 16 C. a(t) = 15t2 + 16t D. a(t) = 30t
Mathematics
Divide.
A. 14.01 B. 4.01 C. 0.401 D. 1.401
Mathematics