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    				| 1. | Evaluate `underset(xrarr0)"lim"(2sinx-sin2x)/(x^(3))` | 
| Answer» Correct Answer - 1 Given limit `=lim_(xto0)(2sinx(1-cosx))/(x^(3))=lim_(xto0)[2((sinx)/(x)).(2sin^(2)(x//2))/(((x)/(2))^(2)xx4)]=1.` | |