Find (f ?g)(x) for the given functions f(x) and g(x).f(x) = 3x + 7 and g(x) = 3x - 7

A. 9x + 14
B. 6x
C. 14
D. 9x - 14


Answer: D

Mathematics

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A.  

?


B. 6.5 



C.  

?


D.  
E.

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Factor by grouping.3x2 - 9xy + 5xy - 15y2

A. (3x - 5y)(x - 3y) B. (3x + 5y)(x + 3y) C. (3x2 + 5y)(1 - 3y) D. (3x + 5y)(x - 3y)

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Write the word name for the decimal.0.49

A. forty-nine millionths B. forty-nine tenths C. forty-nine hundredths D. forty-nine thousandths

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Sketch the graph of the line by locating the second point with the rise-and-run method.Through (0, 2), m = -4

A.

B.

C.

D.

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