Question

Simplify: 3√45 -2√20 +√125​

Answer 1

Answer:

Hello

Step-by-step explanation:

=3√45-2√20+√125

=3√9×5-2√4×5+√25×5

=3×3√5-2×2√5+5√5

=9√5-4√5+5√5

=14√5-4√5

=10√5

Thanks!

Answer 2

Answer:

Answer:-10√5

Step-by-step explanation:

3√45-2√20+√125=3√9.5-2√4.5+√25.5

=(3.3)√5-(2.2)√5+5√5

=9√5-4√5+5√5

=5√5+5√5

=10√5