Q2: Use a Newton-Gregory polynomial (Forward & Backward) of degree 3 that fit table below, then find interpolates f (0.25) also estimate the error. X 0.2 0.22 0.24 0.26 0,28 0.29 Sin x 0.1987 0.2182 0.2377 0.2571 0.2764 0.2860

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