Newbetuts
.
New posts in algebra-precalculus
Give a serious explanation of the difference between an equation and a function.
algebra-precalculus
definition
foundations
Solving a formal power series equation
real-analysis
algebra-precalculus
sequences-and-series
power-series
Why is integer approximation of a function interesting?
algebra-precalculus
analysis
approximation
ergodic-theory
The difference between 10 and 9.99999 ... (recurring) [duplicate]
real-analysis
algebra-precalculus
real-numbers
decimal-expansion
How prove this $\frac{a}{c}+\frac{b}{a}+\frac{c}{b}\ge |(a-1)(b-1)(c-1)|+a+b+c$
algebra-precalculus
inequality
Show that $\sqrt{4 + 2\sqrt{3}} - \sqrt{3}$ is rational.
algebra-precalculus
What is $x$ if $x^{x^x} = {(1/2)}^{\sqrt 2}$?
algebra-precalculus
exponential-function
alternative-proof
If the product of $x$ positive integers is $n!$ What is the smallest possible value their sum can have?
algebra-precalculus
elementary-number-theory
Proof for Binomial theorem
combinatorics
algebra-precalculus
How to algebraically prove $\binom{n+m}{2} = nm + \binom{n}{2} + \binom{m}{2}$?
combinatorics
algebra-precalculus
binomial-coefficients
Why does prime factorization for LCM work?
algebra-precalculus
Why is $\sqrt{x^2}= |x|$ rather than $\pm x$? [duplicate]
algebra-precalculus
absolute-value
radicals
What is the coefficient of the term $a^i b^j c^k$ in the expansion of $(a+b+c)^n$?
combinatorics
algebra-precalculus
Prove $10^{n+1} - 9^{n+1} = 9^n + 9^{n-1}10 + 9^{n-2}10^2 + ... + 10^n$
algebra-precalculus
elementary-number-theory
Intuitive Explanation Of Descartes' Rule Of Signs
algebra-precalculus
polynomials
Polynomials with $f(\sin x) = f(\cos x)$
algebra-precalculus
polynomials
Finding roots of polynomials with rational coefficients
algebra-precalculus
polynomials
What is $f(x)$ divided by $(x-a)$?
algebra-precalculus
sequences-and-series
polynomials
A simple mathematics riddle that has me batty.
algebra-precalculus
Must an equation contain at least one variable? Can we call 1+1=2 an equation?
algebra-precalculus
terminology
definition
Prev
Next