(-1)" n=027 + 1 Using the power series for tan-¹x, tan¯¹x = [-1, 1] a. Find the approximate value of tan-1 (0.1) using 3 terms of the power series expansion. Express your answer in 4 decimal places. b. What is the power series of tan-¹ (x²)? Simplify your answer. 20+1

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