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If Lim X → a X 9 − a 9 X − a = Lim X → 5 ( 4 + X ) , Find All Possible Values of A.

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प्रश्न

If \[\lim_{x \to a} \frac{x^9 - a^9}{x - a} = \lim_{x \to 5} \left( 4 + x \right),\] find all possible values of a

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उत्तर

\[\lim_{x \to a} \left[ \frac{x^9 - a^9}{x - a} \right] = \lim_{x \to 5} \left( 4 + x \right)\]
\[ \Rightarrow 9 a^{9 + 1} = 9\]
\[ \Rightarrow a^8 = 1\]
\[ \Rightarrow a = \pm 1\]

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अध्याय 29: Limits - Exercise 29.5 [पृष्ठ ३३]

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आर.डी. शर्मा Mathematics [English] Class 11
अध्याय 29 Limits
Exercise 29.5 | Q 15 | पृष्ठ ३३

वीडियो ट्यूटोरियलVIEW ALL [1]

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