Question

Which choice is equivalent to the expression below? V50-v2 O A. 242 O B. 42 O C. 148 OD. 5

Answer 1

`\text{Answer: 4}\sqrt[]{2}`

Given the following expression

`\begin{gathered} \sqrt[]{50}\text{ - }\sqrt[]{2} \\ \sqrt[]{50}\text{ can be express as }\sqrt[]{25\text{ x 2}} \\ \text{= }\sqrt[]{25\text{ x 2}}\text{ - }\sqrt[]{2} \\ =\text{ }\sqrt[]{25}\text{ x }\sqrt[]{2}\text{ - }\sqrt[]{2} \\ =5\sqrt[]{2}\text{ - }\sqrt[]{2} \\ =\text{ 4}\sqrt[]{2} \end{gathered}`

-