Answers to Maths B (EE1.MAB) exam papers

5. (i) y = e−x(−2cos2x− 1 2 sin2x), (ii) y = Ae−2 x+Be − 3 20 cos2x+ 1 20 sin2x 6. x n+1 = x n − (x6 n −2x2 n −1) 6x5 n −4x n root is 1.272 7. (i) 4, (ii) π 4 (1−e−1) 8. (ii) because the function is odd (iii) b n = 2 n (−1)n+1 Spring 2008 1. (i) 1+8x+40x2 +160x3 +560x4 +···, (ii) x2 − 1 6 x6 + 120 x10 +··· Z 1 0 ... ................
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