Factor completely.15x3 - 65x2 - 50x
A. (x2 - 5)(15x + 10)
B. 5(3x - 2)(x + 5)
C. x(3x + 2)(5x - 25)
D. 5x(3x + 2)(x - 5)
Answer: D
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Find the potential function f for the field F.F = - 
i + 
j + 
k
A. f(x, y, z) = 
+ C
B. f(x, y, z) = 
+ C
C. f(x, y, z) = - 
+ C
D. f(x, y, z) = 
+ C
Use the data to construct a frequency distribution.The following data represent the total number of years of formal education for 40 employees of a bank.
Construct a frequency distribution, letting each class have a width of one.
A. 
B. 
C. 
D. 
Simplify the expression using the product and quotient properties of square roots. Assume that any variables represent positive real numbers.-
A. -3
B. -4
C. -4
D. 4
Solve the problem.A company makes 3 types of cable. Cable A requires 3 black wires, 3 white wires, and 2 red wires. Cable B requires 1 black, 2 white, and 1 red. Cable C requires 2 black, 1 white, and 2 red. If 95 black wires, 100 white wires, and 90 red wires were used, then how many of each cable were made?
A. 5 cable A, 30 cable B, 25 cable C B. 5 cable A, 18 cable B, 25 cable C C. 30 cable A, 5 cable B, 25 cable C D. 58 cable A, 30 cable B, 22 cable C