What is the simplest form of the radical expression 2√5 + 2√5?

To simplify the radical expression 2√5 + 2√5, we start by combining like terms.

Both terms in the expression are identical: 2√5. When we add them together, we can simply add the coefficients (the numbers in front of the radicals).

Calculating this gives us:

• 2 + 2 = 4

So, we have:

2√5 + 2√5 = 4√5

This is the simplest form of the given expression.