Solve for x
x\in \begin{bmatrix}-11,11\end{bmatrix}
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x^{2}\leq 121
Add 121 to both sides.
x^{2}\leq 11^{2}
Calculate the square root of 121 and get 11. Rewrite 121 as 11^{2}.
|x|\leq 11
Inequality holds for |x|\leq 11.
x\in \begin{bmatrix}-11,11\end{bmatrix}
Rewrite |x|\leq 11 as x\in \left[-11,11\right].
Examples
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Matrix
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Limits
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