Factor the trinomial completely.5x3 + 10x2 - 75x
A. (x - 3)(5x2 + 25)
B. 5x(x - 3)(x + 5)
C. 5x(x + 3)(x - 5)
D. (5x2 + 15x)(x - 5)
Answer: B
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Solve the problem.How many 3-digit numbers can be formed using the digits 1, 2, 3, 4, 5, 6, 7, 8, 9, and 0? No digit can be used more than once.
A. 720 B. 120 C. 604,800 D. 1,209,600
Find all angles in degrees that satisfy the equation.tan x = -1
A. 
B. 
C. 
D. 
Provide an appropriate response.
Find the angle between the two tent poles as illustrated if the length of one pole is 6 ft and the length of the other pole is 8 ft.
A. 48.6° B. 36.9° C. 41.1° D. 53.1°
Provide an appropriate response.A student is trying to solve the equation (x + 9)(x - 6) = 6. The student has set x + 9 = 6 and x - 6 = 6 and found that two solutions x = -3, x = 12. The student checks his or her results by plugging in his or her solutions into the original equation and finds that they do not work. How would you advise him or her?
What will be an ideal response?