A) \[(-\infty ,-5)\cup (-1,4)\cup (6,\infty )\]
B) \[(-\infty ,-5)\cup (-1,0)\cup (0,4)\cup (6,\infty )\]
C) \[(-5,-1)\cup (0,4)\cup (6,\infty )\]
D) None of these
Correct Answer: C
Solution :
[c] \[f(x)=\frac{1}{\sqrt{(x+1)({{e}^{x}}-1)(x-4)(x+5)(x-6)}}\] \[f(x)\] is defined is \[(x+1)({{e}^{x}}-1)(x-4)(x+5)(x-8)\] >0 Hence, \[x\in (-5,-1)\cup (0,4)\cup (6,\infty )\]You need to login to perform this action.
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