Question 1189954
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If cos(t)=−7 whereπ < t < 3π, find the values of the following trigonometric functions. 
Note: Give exact answers, do not use decimal numbers. The answer should be a fraction or an arithmetic expression. 
If the answer involves a square root it should be entered as sqrt; e.g. the square root of 2 should be written as sqrt(2)
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cos(t) &nbsp;may &nbsp;NEVER &nbsp;be equal to &nbsp;-7 &nbsp;in the real domain of values &nbsp;t.