Question

Simply root45 - 3root20 +4root5

Answer 1

so the answer is √5
pls mark me as the brainliest

Answer 2

Answer:

√45-3√20+4√5=

√9×5-3√2×2×5+4√5

3√5-3×2√5+4√5

3√5-6√5+4√5

=-3√5+4√5

=√5

therefore the answer is√5

Step-by-step explanation: