Determine whether the given function is one-to-one. If so, find a formula for the inverse.f(x) = (x + 5)2

A. Not a one-to-one function
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) =  - 5


Answer: A

Mathematics

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A. 76 B. 66 C. 74 D. 63

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Convert.39 mg to grams

A. 39,000 g B. 3900 g C. 0.039 g D. 0.39 g

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Multiply. Simplify and leave the numerator and denominator in your answer in factored form. ? 

A.  
B.  
C.  
D.  

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Add, subtract, or multiply, as indicated. Express your answer as a single polynomial in standard form.(8x2 + 9x + 6) + (2x2 - 6x + 9)

A. 8x2 + 2x + 18 B. 10x2 + 3x - 15 C. 10x2 - 3x + 15 D. 10x2 + 3x + 15

Mathematics