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Question

Use inverse trigonometric functions to find a solution to the equation in the given interval. Then find solutions?


cos x = -0.6 , 0<= theta <=2pi

Give your answers in increasing order. Round your answers to two decimal places

x =

x =
10 years ago

Answers

Steve
cos is negative in QII, QIII
You reference angle is 0.927

So, x = pi±0.927
10 years ago

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