Question: Please help me with these 2 problems, thank you!!! Question 13. Find a least squares approximation to the function e'x by a linear function a

Please help me with these 2 problems, thank you!!!

Question 13. Find a least squares approximation to the function e'x by a linear function a + bx in the interval [1,2]. Use the inner product (f, g) = If f (x)g(x)dx Question 14. Find a least square approximation for the function sin 3; as a quadratic function a + bx + cx2 in the interval [0, 7r]. Use the inner product (f, g) 2 Jo\" f (x) g(x)dx

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