How do you simplify #[sqrt x] + 5[sqrt x]#?

1 Answer
Jul 25, 2016

Answer:

#6sqrtx#

Explanation:

Consider this example:

Suppose you had #a+5a#

This gives you a total count of a's that is 6 so we have #6a#

'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
instead of #a# we have #sqrtx#. Not that the brackets serve no purpose.

So #sqrtx+5sqrtx" " =" " 6sqrtx#