Q6 (i) f(x) = sin2x / x , x > 0 2, x ≤ 0
(ii) f(x) = x / |x| , x ≠ 0 0, x = 0
| sin2x / x , x > 0 |
| 2, x ≤ 0 |
| x / |x| , x ≠ 0 |
| 0, x = 0 |
Solution
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