lim(x→∞)【(1+1/x²)^x】
=lim(x→∞)【(1+1/x²)^x²▪1/x】
=lim(x→∞){【(1+1/x²)^x²】^1/x}
=lim(x→∞)【(1+1/x²)^x²】^lim(x→∞)(1/x)
=eº
=1
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