Question

what is operation of real numbers on 2 root 2 + 5 root 2​

Answer 1

Step-by-step explanation:

$2 \sqrt{2} + 5 \sqrt{2} \\ \sqrt{2} (5 + 2) \\ 7 \sqrt{2}$

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Answer 2

Step-by-step explanation:

2√2+5√2

common

(2+5)√2

7√2