A) 5
B) 10
C) 15
D) 20
E) 0
Correct Answer: D
Solution :
\[\underset{x\to 0}{\mathop{\lim }}\,\frac{{{(1-2x)}^{10}}-1}{x}\] \[\left( \frac{0}{0}form \right)\] Using L hospital rule, \[=\underset{x\to 0}{\mathop{\lim }}\,\frac{10{{(1+2x)}^{9}}(2)-0}{1}\] \[=10{{(1+0)}^{9}}.2=20\]You need to login to perform this action.
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