Question: Listen An equivalent expression to cos (-x) is: a) - sin(x) b) cos(x) c) - cos(x) d) sin (x) Question 39 (1 point) 4

Listen An equivalent expression to cos (-x) is: a) - sin(x) b)

Listen An equivalent expression to cos (-x) is: a) - sin(x) b) cos(x) c) - cos(x) d) sin (x) Question 39 (1 point) 4 Listen Which of the following expressions is equivalent to: cos(0) 1-sin(0)

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