Question

simplify the sum or the difference help

-6√10+5√90

Answer 1

can someone help me i hate this new set up

Answer 2

i dont have owl bucks what is this!?

Answer 3

@Houdini_Dragon post your own question please

Answer 4

make a new thread @Houdini_Dragon

Answer 5

thread what is that?

Answer 6

@Caylie00 here's a hint

\[\Large \sqrt{90} = \sqrt{9*10}\]

Answer 7

Use the rule \[\Large \sqrt{x*y}= \sqrt{x}*\sqrt{y} \]

Answer 8

the only way it will post is if i askqualified helper

Answer 9

\[9\sqrt{10}\]

Answer 10

Algebra 2?

Answer 11

@Caylie00
Follow Jim's rule above:

\(\Large \sqrt {90} = \sqrt {9 \times 10 } = \sqrt 9 \times \sqrt {10} \)

What is \(\sqrt 9\) ?