How do you simplify #3sqrt5+6sqrt5#?
2 Answers
Mar 30, 2017
Explanation:
When adding or subracting, the radicals have to be the same.
#3sqrt5 +6sqrt5#
Since
#(3+6)sqrt5#
#9sqrt5#
#9sqrt5#
Mar 30, 2017
Explanation:
We can add/subtract radicals in the same way we add/subtract like algebraic terms.
#"That is "color(red)(3)x+color(red)(6)x=(color(red)(3+6))x=9x#
#rArrcolor(red)(3)sqrt5+color(red)(6)sqrt5=(color(red)(3+6))sqrt5=9sqrt5#