Determine whether the statement is true or false.The number zero has no additive inverse.

A. True
B. False


Answer: B

Mathematics

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Graph the linear inequality.y ? 5

A.

B.

C.

D.

Mathematics

Find the least common multiple (LCM) of the pair of numbers.3 and 15

A. 3 B. 45 C. 135 D. 15

Mathematics

Determine whether the graph is that of a function. If it is, use the graph to find its domain and range, the intercepts, if any, and any symmetry with respect to the x-axis, the y-axis, or the origin.

A. function domain: all real numbers range: {y|y ? -3 or y ? 3} intercepts: (-3, 0), (3, 0) symmetry: y-axis B. function domain: {x|-3 ? x ? 3} range: all real numbers intercepts: (-3, 0), (3, 0) symmetry: x-axis, y-axis C. function domain: {x|x ? -3 or x ? 3} range: all real numbers intercepts: (-3, 0), (3, 0) symmetry: x-axis, y-axis, origin D. not a function

Mathematics

Simplify the polynomial by combining like terms.15x2 + 15xy + 17y2 - 13xy

A. 15x2 + 2xy + 17y2  B. 34x2y2  C. 15x2 + 28xy + 17y2  D. cannot be simplified

Mathematics