Mister Exam

Limit of the function cot(x)/x

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The solution

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     /cot(x)\
 lim |------|
x->0+\  x   /
limx0+(cot(x)x)\lim_{x \to 0^+}\left(\frac{\cot{\left(x \right)}}{x}\right)
Limit(cot(x)/x, x, 0)
Lopital's rule
There is no sense to apply Lopital's rule to this function since there is no indeterminateness of 0/0 or oo/oo type
The graph
02468-8-6-4-2-1010-2500025000
Other limits x→0, -oo, +oo, 1
limx0(cot(x)x)=\lim_{x \to 0^-}\left(\frac{\cot{\left(x \right)}}{x}\right) = \infty
More at x→0 from the left
limx0+(cot(x)x)=\lim_{x \to 0^+}\left(\frac{\cot{\left(x \right)}}{x}\right) = \infty
limx(cot(x)x)\lim_{x \to \infty}\left(\frac{\cot{\left(x \right)}}{x}\right)
More at x→oo
limx1(cot(x)x)=1tan(1)\lim_{x \to 1^-}\left(\frac{\cot{\left(x \right)}}{x}\right) = \frac{1}{\tan{\left(1 \right)}}
More at x→1 from the left
limx1+(cot(x)x)=1tan(1)\lim_{x \to 1^+}\left(\frac{\cot{\left(x \right)}}{x}\right) = \frac{1}{\tan{\left(1 \right)}}
More at x→1 from the right
limx(cot(x)x)\lim_{x \to -\infty}\left(\frac{\cot{\left(x \right)}}{x}\right)
More at x→-oo
One‐sided limits [src]
     /cot(x)\
 lim |------|
x->0+\  x   /
limx0+(cot(x)x)\lim_{x \to 0^+}\left(\frac{\cot{\left(x \right)}}{x}\right)
oo
\infty
= 22800.666665692
     /cot(x)\
 lim |------|
x->0-\  x   /
limx0(cot(x)x)\lim_{x \to 0^-}\left(\frac{\cot{\left(x \right)}}{x}\right)
oo
\infty
= 22800.666665692
= 22800.666665692
Rapid solution [src]
oo
\infty
Numerical answer [src]
22800.666665692
22800.666665692
The graph
Limit of the function cot(x)/x