Question

@IMStuck

Answer 1

Find (f + g)(x).

Answer 2

sorry to bother you! nobody else on here is really helping and i only have one problem left(:

Answer 3

gotcha!

Answer 4

This one is tricky because the radicands are not the same so even though they are both square roots, you can't add them. This is what I come up with for this one:

Answer 5

Because what's under the radical sign has a different sign (one is +9 and the other is -9) you cannot add them other to simplify them and put the + sign between them.