Asked by George
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 =
cos x = -0.6 , 0<= theta <=2pi
Give your answers in increasing order. Round your answers to two decimal places
x =
x =
Answers
Answered by
Steve
cos is negative in QII, QIII
You reference angle is 0.927
So, x = pi±0.927
You reference angle is 0.927
So, x = pi±0.927
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