Find a formula for the function graphed.

A. f(x) =  
B. f(x) =   

C. f(x) =  
D. f(x) =  

Answer: B

Mathematics

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Decide whether the equation is "conditional," an "identity," or a "contradiction." Give its solution set.20k + 78 = 4(5k + 18)

A. Conditional; {all real numbers} B. Contradiction; ? C. Identity; {all real numbers} D. Identity; ?

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Mathematics

Express the number in decimal notation.4.14 × 10-4

A. 0.0000414 B. -414,000 C. 0.000414 D. 0.00414

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Mathematics

Answer the question about the given function.Given the function f(x) = , list the y-intercept, if there is one, of the graph of f.

A. (0, 9)
B. (0, -3)
C. (0, - )
D. (- , 0)

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Mathematics

Simplify. Assume that all variables represent positive real numbers.

A.
B.
C.
D. 7

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Mathematics