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1. Consider a convex quadratic function f(x) = x' Qx + b'x + c, derive the exact stepsize. Use the expression to find the

1. Consider a convex quadratic function f(x) = x' Qx + b'x + c, derive the exact stepsize. Use the expression to find the stepsize of the function f(x) = xf +3r12+5a+3 at the point (2,1) using the steepest descent direction. %3D [2 marks]

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