Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$${ x }^{ 2 } =225$$

Answer

x=15,-15

Solution


Take the square root of both sides.
\[x=\pm \sqrt{225}\]
Since \(15\times 15=225\), the square root of \(225\) is \(15\).
\[x=\pm 15\]
[email protected]
Privacy Policy | Terms & Conditions
Contact Us