Question

Pls help me!!!!Estimate the value of the square root.ormula1" title=" \sqrt{0.15} " alt=" \sqrt{0.15} " align="absmiddle" class="latex-formula">

Answer 1

Answer:

$\large\boxed{\sqrt{0.15}\approx0.39\approx0.4}$

Step-by-step explanation:

$\sqrt{a}=b\iff b^2=a\ \text{for}\ a\geq0\ \wedge\ b\geq0.\\-------------------\\\\0.4^2=0.16>0.15\\0.3^2=0.090.15\\0.38^2=0.1444$