# Radical Equations

What is a radical equation?

Which of the following are examples and which are non-examples of radical equations?

a) \( \sqrt{x+3} =9 \)

b) \( \sqrt{5}+x =7 \)

c) \( \sqrt{x}+5 =9 \)

d) \( \sqrt[3]{x+8} =5 \)

Justify your choices.