Find the least common denominator of the rational expressions.  and  

A. 4(x + 4)(x + 6)
B. 4(x - 4)(x + 6)
C. 4(x - 4)(x - 6)
D. 4(x + 4)(x - 6)


Answer: B

Mathematics

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Multiply or divide the fractions. Reduce to simplest form. ? 

A. y + 3
B.
C.
D.

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Find the indicated term of the arithmetic sequence.6, 15, 24, 33, 42, . . . ;  a20

A. 51 B. 179 C. 177 D. 59

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Graph the polar equation.r = 5 cos 7?

A.

B.

C.

D.

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The graph is a translation of one of the basic functions defined by y = x2, y = x3, y = , or y = . Find the equation that defines the function.

A. y = 2(x + 4)2 B. y = (x - 4)2 - 4 C. y = -2(x - 4)2 D. y = (x - 2)2 - 4

Mathematics