Question

What is the difference of -5√7 - 14√7 in lowest terms?
-9√7
-9√14
-19√7
-19√14

Answer 1

What is -5 - 14 ?

Answer 2

-19

Answer 3

-19 and keep the 7

Answer 4

So it'd be -19√7? or would it be -19√14?

Answer 5

-19 sqrt7

Answer 6

Just what @robinnicole218 said keep what is under the radical.

Answer 7

Oh, okay. That makes so much more sense!

Answer 8

Kinda like fractions... instead of common denominators.. you need a common radical :)

Answer 9

Thank you both!