If ( lim limits_{x rightarrow a} frac{(a^x-x^a)}{x^x-a^a} ) = -1 the – McqOptions

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1.	If ( lim limits_{x rightarrow a} frac{(a^x-x^a)}{x^x-a^a} ) = -1 then, what is the value of a?
A.	1
B.	2
C.	3
D.	4
Answer» B. 2

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