Question

Which of the following is a radical equation?

x+ square root 5 = 12
x² = 16
3+ square root 7 = 13
7 square root x = 14​

Answer 1

D

Explanation:

A radical equation persists when a radical includes a variable within it. In this case the x is in the radical, times 7. The rest of the answers do not have a variable in a radical.

Answer 2

7 square root x = 14​

Explanation:

A radical equation will have the variable inside the radical