List questions from absolute-value | MathQa

Show that $|ax^2+bx+c|<1$ gives us $|c|<1$

Published on 06 Jun 2025 - 0:41

Absolute value with inequalities

Published on 05 Jun 2025 - 19:59

Definition of limit with$ f(x)=|x^3|$

Published on 05 Jun 2025 - 20:00

Is this a misprint or am I missing something?

Published on 05 Jun 2025 - 20:00

Proof $\frac{|z_1|}{|z_2|}=\left| \frac{z_1}{z_2}\right|$

Published on 05 Jun 2025 - 20:00

If $|ax^2+bx+c|\le 1\ \forall |x|\le 1$, then what is the maximum possible value of $\frac 83a^2+2b^2$?

Published on 05 Jun 2025 - 20:00

Is it possible to find the absolute value of an integer using only elementary arithmetic?

Published on 05 Jun 2025 - 20:00

Solve the equation within 'floor function'

Published on 06 Jun 2025 - 0:39

Different way to solve $|x-3|<|2x|$

Published on 05 Jun 2025 - 20:01

absolute value inequality with complex number

Published on 05 Jun 2025 - 20:01