If f(x)=x2+5x+3x2+x+2x then Ltx→∞ f(x) equal to

Ltx→∞f(x)=Ltx→∞x2+5x+3x2+x+2x=Ltx→∞(1+4x+1x2+x+2)x=elimx→∞ x(4x+1)(x2+x+2)=e4.

If f(x)=x2+5x+3x2+x+2x then Ltx→∞ f(x) equal to

Ltx→∞f(x)=Ltx→∞x2+5x+3x2+x+2x=Ltx→∞(1+4x+1x2+x+2)x=elimx→∞ x(4x+1)(x2+x+2)=e4.

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If $f (x) = {(\frac{x^{2} + 5 x + 3}{x^{2} + x + 2})}^{x}$ then $\underset{x \to \infty}{L t} f (x)$ equal to

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$e^{4}$

$e^{2}$

$e^{3}$

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$\underset{x \to \infty}{L t} f (x) = \underset{x \to \infty}{L t} {(\frac{x^{2} + 5 x + 3}{x^{2} + x + 2})}^{x}$

$= \underset{x \to \infty}{L t} {(1 + \frac{4 x + 1}{x^{2} + x + 2})}^{x}$

$= e^{\lim_{x \to \infty} \frac{x (4 x + 1)}{(x^{2} + x + 2)}} = e^{4}$ .

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If f(x)=x2+5x+3x2+x+2x then Ltx→∞ f(x) equal to

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If $f (x) = {(\frac{x^{2} + 5 x + 3}{x^{2} + x + 2})}^{x}$ then $\underset{x \to \infty}{L t} f (x)$ equal to