Question

Which of the following is a radical equation?

x√3=13
x+3√3=13
√x+3=13
x+3=√13

Answer 1

Letter C) √x+3=13

Answer 2

The answer would be: √x+3=13

A radical equation is an equation with at least one variable put on a radical form. In this question, there is only one kind of variable which is x. Then, you need to find the equation where x is in the radical form. The radical form can be expressed with square root symbol.
The option with √x would be only √x+3=13