`pi/6` Determine two coterminal angles (one positive and one negative) for each angle. Give your answers in radians.

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Chapter 4, 4.1 - Problem 15a - Precalculus (3rd Edition, Ron Larson).
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kspcr111 | In Training Educator

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The positive or negative coterminal angles can be obtained by adding or subtracting the multiples of `2pi`

The positive coterminal angle of `pi/6= pi/6+2pi =(13pi)/6`

The negative coterminal angle of `pi/6 = pi/6 -2pi=(-11pi)/6`

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