4√5 The variable t is a real number and P = is the point on the unit circle that corresponds to t. Find the exact values of the six trigonometric functions of 9 9 csct= (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.) sect= (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.) cott = (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.) 3

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A: The given expression,         cos140°-cos75°

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Q: 9) 5olve For OLO<2M Cose+sin A =1 2.

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A: We can solve this as follows:

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A: Here is the solution:

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Q: Calcular el valor de 10 -3x 6x

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A: We know that tanhz=sinhzcoshzand sinhz=ez-e-z2    , coshz=ez+e-z2

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A:

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A: Given:

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Q: Prove the identity below. Justify each step; see class notes for examples of justification. cos(+x)…

A: Given,            cosπ2+xcosπ+x=tanxTo find : Prove the identity.