4. Express the greatest common divisor of the following pairs of polynomials as a combination of the given polynomials: i. f(x) = x³ + x² - 5x - 2 and g(x) = x4 - 2x3 -x +2 in Q[x] ii. f(x) = x³ + 2x +2 and g(x) = x4 + 3x³ + 4x + 2 in Z5 [x] iii. f(x) = x³ + x² + x + 1 and g(x) = x² + x² + 1 in Z₂[x]

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A: Calculate the definite integral in the following way:-

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A: This question is related to definate integral. Solve in step 2.

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A: