Factor the trinomial.18x2 - 3xy - 10y2
A. (6x + 5y)(3x + 2y)
B. (6x - 5y)(3x + 2y)
C. (6xy - 5)(3xy + 2)
D. (18x - 5y)(x + 2y)
Answer: B
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A die is rolled. Find the probability of the specified event.The number showing is less than 2.
A. 
B. 
C. 
D. 
Solve the problem.The distance d, in feet, a bomb falls in t seconds is given by 
How many seconds are required for a bomb released at 7000 feet to reach its target? (If necessary, round your answer to two decimal places.)
A. 1210.19 seconds B. 382.18 seconds C. 37.82 seconds D. 75.64 seconds
Evaluate the formula for the given quantity.
; given r = 5 centimeters, ? = 3.14
A. A = 49.3 cm2 B. A = 8.14 cm2 C. A = 15.7 cm2 D. A = 78.5 cm2
Do the graphs of the equations form coincident lines? (It is not necessary to graph them.)
2x + y = 4 2y + x = 4 A) yes B) no C) insufficient information