Find an equation of variation in which the following are true.y varies jointly as x and w and inversely as z, and y = 
when x = 2, w = 6, and z = 60.
A. y = 4xwz
B. y = 
C. y = 
D. y = 
Answer: B
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Find the transform of the given function of s.F 
= 
A. f 
= e-5t
B. f 
= - 
e5t
C. f 
= - 
e-5t
D. f 
= -3e-5t
Completely factor the polynomial or state that the polynomial is prime.(x + 8)2 - 7(x + 8) + 12
A. (x2 + 8x - 3)(x2 + 8x - 4) B. (x + 5)(x + 4) C. (x + 11)(x + 12) D. (x2 - 8x + 3)(x2 - 8x + 4)
Solve the problem.Suppose that we have a confined colony of squirrels growing according to the logistic growth model. Suppose that the growth parameter for this type of squirrel is 
Suppose also that the starting population is 
Then p2 =
A. 
.
B. 
.
C. 
.
D. 
.
E. none of these
Of the 2,598,960 different five-card hands possible from a deck of 52 playing cards, how many would contain the following cards?No face cards
A. 639,730 hands B. 319,865 hands C. 127,946 hands D. 658,008 hands