All High School Math Resources
Example Question #72 : Mathematical Relationships And Basic Graphs
What is the value of ?
When combining terms involving radicals, we can only combine the ones that have the same radical. For this problem, that means has to stay on its own while we can combine and into . The simple integers can be combined too, giving us our answer with three seperate terms.
Example Question #73 : Mathematical Relationships And Basic Graphs
Simplify the expression:.
Exponents in the denominator can be subtracted from exponents in the numerator.
Recall that .
Example Question #74 : Mathematical Relationships And Basic Graphs
Try to group factors in pairs to get perfect squares under the square root: