How do you evaluate #\sqrt { 45} + 2\sqrt { 20} - 10\sqrt { 5}#?
1 Answer
Jul 20, 2017
See a solution process below:
Explanation:
First, we can rewrite the expression as:
Next, use this rule of radicals to simplify the two radicals on the left:
Now, factor out the common term of
Which, if necessary, is: