Determine two coterminal angles (one positive and one negative) for each angle. give your answers in degrees. (enter your answers as a comma-separated list.) (a) 150° ° (b) −420°

To find positive coterminal angle we have to add 360 and to find negative coterminal angle, we have to subtract 360 degree.

a. 150 degree

Positive coterminal angle

Negative coterminal angle

b.-420 degree

Positive coterminal angle

negative coterminal angle

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