Simplify the following: .
Hint
What can you multiply by itself three times to get -343?
Answer
-7
Same idea as #1.
0
Work the radicals first.
-2
Fractions are just numbers, after all.
Pull out the pairs.
Simple. Radical. Form.
Make sure the terms are alike first, then add 'em up.
Only subtract if terms are alike.
You've been inactive for a while, logging you out in a few seconds...
.
.
.
.
.
.
.
.