Show that solution has range $[-1,1]$
82365
what should be the range of $u$ satisfying following equation.
158862
Show that $a(-1) = (-1)a = -a $.
154945
$|px^2+qx+r|\le1$ for all $x$ in $[-1; 1]$, show that $|rx^2+qx+p|\le2$ for all $x$ in $[-1; 1]$
154321
How to show that a limit diverges to $−∞$
92543
Regular expressions: Show that A*B is the solution of X = AX + B
13899
Proof that $-v = (-1)*v$
7802
Showing $\prod\limits_{i<j} \frac{x_i-x_j}{i-j}$ is an integer
27482
How to show $-\sup(-A)=\inf(A)$?
16337
Find the solution of $\lfloor \sin^{-1}(x)\rfloor>\lfloor \cos^{-1}(x)\rfloor$
34702
Show $|A + uv^T| = (1 + v^T A^{-1} u) |A|$
110826
prove that : $ i = \sqrt {-1}\ $
135514
$ \text{range } T' = (\ker T)^0$
106033
Solve the system in $\mathbb{R}$
111756
How do I prove that then $f(x) = 1$ for some $x ∈ [0, 1]$?
59872
How to prove $\inf(S)=-\sup(-S)$?
101169
Prove that $x^2 = - 1$ has no solution in $\mathbb{Z}$
14559
Binomial[-1,-1]