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Lim X → 0 E 3 + X − Sin X − E 3 X - Mathematics

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Question

\[\lim_{x \to 0} \frac{e^{3 + x} - \sin x - e^3}{x}\] 

Solution

\[\lim_{x \to 0} \left[ \frac{e^{3 + x} - \sin x - e^3}{x} \right]\]
\[ = \lim_{x \to 0} \left[ \left( \frac{e^{3 + x} - e^3}{x} \right) - \frac{\sin x}{x} \right]\]
\[ = \lim_{x \to 0} \left[ e^3 \left( \frac{e^x - 1}{x} \right) - \frac{\sin x}{x} \right]\]
\[ = e^3 \times 1 - 1\]
\[ = e^3 - 1\]

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Chapter 29: Limits - Exercise 29.1 [Page 72]

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RD Sharma Mathematics [English] Class 11
Chapter 29 Limits
Exercise 29.1 | Q 33 | Page 72

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