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Algebra- Precalculus on MathStackExchange
- Solve for $x$: $x\lfloor x\lfloor x\lfloor x\rfloor\rfloor\rfloor=2001$
- How to complete the square for a quartic expression of the form $x^4 +bx^2 +c$
- Finding analytic maximum of complex polynomial with positive semidefinite constraint containing the same polynomial
- Inequality of a function involving floor function
- The unit digit of $\prod_{k=0}^{97}\left(2+\alpha_{k}^2\right)$, where $\alpha_0,\alpha_1,....,\alpha_{97}$ are the $98^{th}$ roots of unity
- Can $b=\frac{1 - \left(\frac{r}{q}\right)^c}{q-r}$ be solved for $r$? [closed]
- Can I divide here and not get extraneous solutions?
- What is the solution set to $ \cos(8x) = - \frac{ 1 }{ 6 } $?
- Can a straight line be drawn through a single node on an infinite square grid without passing through any other nodes?
- Given three real numbers, show the inequality [closed]