Question

4√5+5√5 is equal to _____
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Answer 1

Answer:

$9 \sqrt{5}$

Step-by-step explanation:

$4 \sqrt{5} + 5 \sqrt{5} =9 \sqrt{5 }$

let's take common in both

$\sqrt{5} (4 + 5) \\ \sqrt{5} (9) \\ 9 \sqrt{5}$

hope it helps you

Answer 2

Answer:

9√5

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