Consider the limit \( \lim _{x \rightarrow 0} \frac{1}{x^{3}}\left(\frac{1}{\sqrt{1+x}}-\frac{(1... VIDEO
Consider the limit \( \lim _{x \rightarrow 0} \frac{1}{x^{3}}\left(\frac{1}{\sqrt{1+x}}-\frac{(1+a x)}{(1+b x)}\right) \) exists, finite and has the value equal to \( l \) (where \( a, b \) are real constants), then : \( a= \)https://bit.ly/YTAI_PWAP https://www.pw.live
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