4. Consider the function f(x,y) = 4 + x³ + y² – 3x – 4y a. Find the values of x and y that correspond to the stationary point(s) of this function. b. Determine whether the point(s) you identified in part (a) is a maximum, a minimum, or neither.s

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A: The given function is: f(x)=24cosx3 The given interval is: 3π4,3π2 So, ∆x=3π2-3π44=3π44=3π16

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