Question

Determine a raízes quadrada 0,0121

Answer 1

$0,0121 = 121 . 10^{-4}$

$0,0121 = 121 . 10^{-2} .10^{-2}$

$\sqrt{0,0121}= \sqrt{ 121\dfrac{1}{10^2}. \dfrac{1}{10^2} }$

$\sqrt{0,0121}= \dfrac{11}{10^2}$

$\sqrt{0,0121}= \dfrac{11}{100}$

$\sqrt{0,0121}= 0,11$