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I need to solve a limit without using l'Hopital rule

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#limits #functions #limits-without-lhopital
116
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Restriction of a multivariate function

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#functions
299
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Simple proof of $\ln x \leq x-1$

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#functions #proof-verification #logarithms
52
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Can someone help me understand this proof of a modified version of Brouwer's theorem?

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#real-analysis #general-topology #functions
1.1k
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$g(x)=f(6x)+1$. Range is given for $f(x)$. Find Range of $g(x)$.

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#algebra-precalculus #functions
84
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Confusion in the definition of a function

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#functions
55
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Why are $T_0, T_1, L, M, S$ the main five Boolean classes?

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#functions #logic #proof-explanation #boolean-algebra
293
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Prove function $f$ is not onto

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#functions #discrete-mathematics
10.1k
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Prove that the equation $x^3-x-1=0$ has only one real root

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#real-analysis #calculus #analysis #functions #roots
61
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What is the range of the expression $5/(x^2+|2x-4|)$?

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#functions #absolute-value
1k
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Confusion in Oscillatory Discontinuity - A Peculiar Example

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#real-analysis #limits #functions #continuity
31
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Some doubts in derivative questions containing function

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#functions #derivatives
84
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Definite integral involving odd and even function.

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#integration #functions #definite-integrals #even-and-odd-functions
169
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Let $X$ a infinite set and $Y$ a finite set. Prove exists a function $f:X\rightarrow Y$ surjective and a function $g:Y\rightarrow X$ injective.

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#functions
182
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Relation between matrices and a function composed with itself

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#matrices #functions

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