Question

you can combine radical expression by adding or subtracting if they have the same index and radicand. True or false

Answer 1

True

Explanation:

Answer 2

True

Explanation:

Two of the radicals have the same index and radicand, so they can be combined. Rewrite the expression so that like radicals are next to each other. Combine. Although the indices of and are the same, the radicands are not—so they cannot be combined.