Factor by grouping.ax + x - am - m

A. (a + m)(x - 1)
B. (a + 1)(x - m)
C. (a - 1)(x + m)
D. (a - m)(x + 1)


Answer: B

Mathematics

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Find the domain and range and describe the level curves for the function f(x,y).f(x, y) = 

A. Domain: all points in the xy-plane; range: real numbers z ? 0; level curves: parabolas 
B. Domain: all points in the xy-plane; range: all real numbers; level curves: parabolas 
C. Domain: all points in the xy-plane except y = 0; range: all real numbers; level curves: parabolas 
D. Domain: all points in the xy-plane except y = 0; range: real numbers z ? 0 ; level curves: parabolas 

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Multiply.0.046 × 0.2

A. 0.0092 B. 0.000092 C. 0.092 D. 0.00092

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Graph y = f(x) and y = |f(x)| in the standard viewing rectangle. Determine the x-intercept for the graph of y = |f(x)|.y = 3 - 6x

A.

x-intercept is -0.5.
B.

x-intercept is 0.5.
C.

x-intercept is 0.
D.

x-intercept is 0.

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Translate the phrase into a division problem. Then find the quotient.Find the quotient of 284 and 8.

A. 35 R 7 B. 35 R 4 C. 35 D. 39

Mathematics