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Adding Radicals

Q: How do I add radicals like this: ?

A: = =

Note that this is analogous to 2x + 4x = 6x, where the terms act similar to the variable x.

Let’s look at some more examples:

= =

Adding Unlike Radicals

Q: What if I have to add radicals, but the radicals are different? I am trying to add .

A: You can’t add those, or simplify any further without a calculator. You just have to leave it as it is, because the square roots are different (3 and 5).

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Let’s look at . . . → Read More: Adding Unlike Radicals