Question: a) Solve without using a calculator. cos (x - 2) = 7 b) Find the domain of f (x) = cos (x -2) c) Write

a) Solve without using a calculator. cos (x - 2) = 7 b) Find the domain of f (x) = cos (x -2) c) Write sec(tan" x) as an algebraic expression that does not involve trigonometric or inverse trigonometric functions

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