Factor, if possible.18x3 - 78x2 - 60x
A. (x2 - 5)(18x + 12)
B. 6x(3x + 2)(x - 5)
C. 6(3x - 2)(x + 5)
D. x(3x + 2)(6x - 30)
Answer: B
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Solve the problem.Of the 2,598,960 different five-card hands possible from a deck of 52 cards, how many contain at least one red card?
A. 2,533,180 hands B. 2,467,400 hands C. 1,266,590 hands D. 2,598,959 hands
Perform the indicated operations, expressing the answer in simplest form with rationalized denominators.(
+ 4)(
+ 4)
A. 
+ 16
B. 9
+ 16
C. 
+ 4
+ 4
+ 16
D. 
+ 8
+ 16
Find the standard form of the equation of a circle that satisfies the given conditions.Center (19, 17) and passes through the origin
A. (x - 17)2 + (y - 19)2 = 650 B. (x - 19)2 + (y - 17)2 = 25 C. (x - 19)2 + (y - 17)2 = 650 D. (x - 17)2 + (y - 19)2 = 25
Use the quadratic formula to solve the equation. (All solutions are real numbers.)
= 
+ 
A. 
B. {-1}
C. 
D. 