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1-68.

Find the domain and the range for each of the following functions.

  1. Coordinate plane with points (negative 2, comma 0), (negative 1, comma 1), (2, comma negative 1).

  1. Coordinate plane with line segment from (negative 1, comma 2) with open circle, to (1, comma negative 1), closed circle.

  1. Coordinate plane with ray, starting from (negative 1, comma negative 1) with opened circle and passing through the origin.

  1. Decreasing line, passing through the origin and the point (1, comma negative 1).

Refer to problem 1-62.

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