Question

What is the square root of 0.000676.

• A. 26
• B. 2.6
• C. 0.26
• D. 0.026

Answer 1

The correct option is D 0.026

$\sqrt{0.000676}=\sqrt{\frac{676}{1000000}}=\frac{\sqrt{676}}{\sqrt{1000000}}=\frac{\sqrt{2\ast 2\ast 13\ast 13}}{\sqrt{1000000}}=\frac{2\ast 13}{1000}=\frac{26}{1000}=0.026$