Question

what is the real square root 0.16?

Answer 1

Answer:

0.4

Step-by-step explanation:

$\sqrt{a}=b\iff b^2=a\ for\ a\geq0\ and\ b\geq0\\\\--------------------\\\\\sqrt{0.16}=0.4\ because\ 0.4^2=0.16$

Answer 2

Answer:

+- 0.4 would be ur correct answer