For the function use interval notation to represent the domain and the range.

A. domain ; range
B. domain ; range
C. domain ; range
D. domain ; range
E. none of these


Answer: C

Mathematics

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Simplify.eln x2

A. x B. ex2 C. x2 D. ln x2

Mathematics

Solve the problem.The manager of a pet store has found that if the price of a dog collar is  then x collars will be sold. An expression for the total revenue from the sale of x collars is R(x) = 90x - . Find the number of collars that will produce maximum revenue.

A. 400 B. 360 C. 720 D. 340

Mathematics

Explain how to obtain the graph of the given quadratic function from the graph of f(x) = (x - 7)2

A. Take the graph of y = x2 and shift it 7 units up. B. Take the graph of y = x2 and shift it 7 units to the right. C. Take the graph of y = x2 and shift it 7 units down. D. Take the graph of y = x2 and shift it 7 units to the left.

Mathematics

Find the sample space for the experiment.A couple plans to have four children. List the elements that make up the sample space. (Use "B" for "boy" and "G" for "girl.")

A. {BBBG, BBGB, BBGG, BGBB, BGBG, BGGB, BGGG, GBBB, GBBG, GBGB, GBGG, GGBB, GGBG, GGGB} B. {BBBB, BBBG, BBGG, BGGG, GGGG} C. {BBBB, BBB, BB, B} D. {BBBB, BBBG, BBGB, BBGG, BGBB, BGBG, BGGB, BGGG, GBBB, GBBG, GBGB, GBGG, GGBB, GGBG, GGGB, GGGG}

Mathematics