Factor the four-term polynomial by grouping.3y - 21 + xy - 7x
A. (x - 7)(3y + x)
B. (y - 7)(3 + x)
C. (x - 7)(y + 3)
D. (y - 7x)(3 + x)
Answer: B
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Which of the following is a definition of a scalene triangle? ?
A. ?Has three sides of different lengths. B. ?Has at least two sides that are the same length. C. ?Has at least two sides that are different lengths. D. ?Has three sides that are all the same length. E. ?All three interior angles are of different measure. F. ?aand e are true.
Use L'H
pital's rule to find the limit.
x1/(4x - 4)
A. e1/4 B. e C. e2/4 D. e5
Provide an appropriate response.If g(x) = 
,(a) g(-3)(b) g(0)(c) g(4)
Fill in the blank(s) with the appropriate word(s).
Solve the problem.One conveyor belt can move 1000 boxes in 9 minutes. Another can move 1000 boxes in 11 minutes. If another conveyor belt is added and all three are used, the boxes are moved in 3 minutes. How long would it take the third conveyor belt alone to do the same job?
A. 
minute
B. 
minute
C. 7
minutes
D. 1
minutes