The function g(x, y) = x+y+4ry has at least two critical points Select one: O True O False The tangent plane at the point (1,-1,-1) to the surface e'y-ry² + y2³ -2x+3y+z=-5 Select one: O True O False -2 is

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Q: 3. Determine the Fourier transform of the following: f(t) = {el³6 0, -1 < t < 1 elsewhere

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