Formula

Find the square root

Answer

$$121$$

$\pm 11$

Find the square root

$\color{#FF6800}{ 121 }$

$ $ For even square roots, $ \pm $ is attached in front of the square root $ $

$\pm \sqrt{ \color{#FF6800}{ 121 } }$

$\pm \sqrt{ \color{#FF6800}{ 121 } }$

$ $ Organize the part that can be taken out of the radical sign inside the square root symbol $ $

$\pm \color{#FF6800}{ 11 }$