Factor completely. If the polynomial cannot be factored, say it is prime.2y3 + 10y2 - 12y2 - 60y
A. (y + 5)(y - 6)
B. (y + 5)(2y2 - 12y)
C. 2y(y + 5)(y - 6)
D. 2y(y - 5)(y + 6)
Answer: C
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Solve.The cost, c, in dollars of car rental is 9 + .25m, where m is the number of miles driven. Graph the equation and use the graph to estimate the cost of car rental if the number of miles driven is 35.
A. About 14 dollars B. About 37.25 dollars C. About 18 dollars D. About 23 dollars
Decompose v into two vectors v1 and v2, where v1 is parallel to w and v2 is orthogonal to w.v = i + 4j,
w = -3i + j
A. v1 = - 
i + 
j, v2 = 
i + 
j
B.
v1 = -  i +  j, v2 =  i +  j |
C. v1 = -
i + 
j, v2 = 
i + 
jD. v1 = -
i + 
j, v2 = - 
i + 
jFind all values that make the rational expression undefined. If the rational expression is defined for all real numbers, so state.
A. y = 
B. y = 9
C. y = 3, y = -3
D. y = 3
Perform the indicated operation and write the answer in lowest terms. 
+ 
A. 
B. 
C. 
D. 