AnswersAP Calculus AB - MA5186 ASolving Trigonometric Equations — Unit testQuestion 20
20
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Solving Trigonometric Equations — Unit test

Question 20 • AP Calculus AB - MA5186 A

This question is designed to be answered with a calculator.Which expression best represents all solutions of x for the equation cot x = –1.25, where k is any integer?

Answer
A
–0.675 + k
B
–0.675 + kπ
C
–0.675 + 2kπ
D
–0.675 + (2k – 1)π
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