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Consider the curve given by the equation y=4.1+2.3 cos x a Find the minimum and maximum values for y. (2 marks) b Find the

Consider the curve given by the equation y=4.1+2.3 cos x a Find the minimum and maximum values for y. (2 marks) b Find the first two positive values of x for which 2.5= 4.1+2.3 cos os() (3 marks) 8.

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