Question

If $x=$ $\sqrt{1296}+\sqrt{36}+\sqrt{169}$ then the value of $x$ is

• A. $55$
• B. $44$
• C. $63$
• D. $42$

Answer 1

The correct option is A $55$

$x=\sqrt{1296}+\sqrt{36}+\sqrt{169}$

$=\sqrt{(36{)}^2}+\sqrt{(6{)}^2}+\sqrt{(13{)}^2}$

$=36+6+13$

$=55$.