Find the domain and range of the function.

A. Domain: {1}; Range: (-?, ?)
B. Domain: (-?, 1); Range: {1}
C. Domain: (-?, ?); Range: (-?, ?)
D. Domain: (-?, ?); Range: {1}


Answer: D

Mathematics

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Mathematics

Translate the sentence into an equation using the variable x.A number minus 2 equals 4.

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Mathematics

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Mathematics

Find the accumulated amount A if the principal P is invested at an interest rate of r per year for t years. Round your answer to the nearest cent. ? P  =  $2,400,   r  =  6%,   t  =  10, compounded semiannually ?

A. A  =  $4,353.64 B. A  =  $4,373.09 C. A  =  $4,334.67 D. A  =  $4,298.03

Mathematics