Use the product rule to simplify the expression. Assume that the variables can be any real number.

A. 3xy
B. -7xy
C. -7xy
D. 7xy


Answer: B

Mathematics

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Write the numeral in the following problem as a decimal numeral. By decimal numeral, we mean the system we use in everyday arithmetic. ? ?

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The graph of f(x) = ax2 + bx + c is given in the figure. Solve the equation 

A. 0, -8 B. 8 C. 0 D. -8

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