Question

simplify √45-3√20+4√5​

Answer 1

Answer:

√45= 3√5,

3√20= 6√5,

4√5

now

Step-by-step explanation:

√45-3√20+4√5

= 3√5-6√5+4√5

=7√5-6√5

= √5

it will help you

Answer 2

Answer:

√5 is your answer bro

Step-by-step explanation:

√45-3√20+4√5.

3√5-3×2√5+4√5

3√5-6√5+4√5

So it will be

√5

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