6.Find the length of the curve. (i) x = 3t, y = 2t,0 t 2...

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6.Find the length of the curve. (i) x = 3t², y = 2t³,0 ≤ t ≤2 (iii) r = π< θ < 2π ; 0 (ii) x = 2 + 3t, y = cosh (3t), 0 ≤ t ≤1 (iv) r = sin³ () ; 0 ≤ OSI 3 6.Find the length of the curve. (i) x = 3t², y = 2t³,0 ≤ t ≤2 (iii) r = π< θ < 2π ; 0 (ii) x = 2 + 3t, y = cosh (3t), 0 ≤ t ≤1 (iv) r = sin³ () ; 0 ≤ OSI 3