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| 1. |
lim sinx-tanx÷X³X=0 |
| Answer» Limx-0 sinx(cosx-1)/cosx.X^3Limx-0 (sinx) /x. (cosx-1)/x^2Limx-0 (cosx-1)(cosx+1)/(cosx+1)x^2Limx-0 - sin^2x/(cosx+1).x^2Limx-0 - 1/(cosx+1) = - 1/2 | |