Question

limx➡0 sinx-tanx/x³​

Answer 1

All step limit x tend to zero :D

$\frac{sin \: x(cos \: x \: - 1)}{x \: x {}^{2} } \\ = \frac{ - 2sin {}^{2} \frac{x}{2} }{ \frac{x {}^{2} }{4}4 } \\ = - \frac{1}{2}$