Question

7√2 + 5√8 simplify the following

Answer 1

here's the answer.......

$\: \: \: \: 7 \sqrt{2} + 5 \sqrt{8} \\ = 7 \sqrt{2} + 5 \times 2 \sqrt{2} \\ = 7 \sqrt{2} + 10 \sqrt{2} \\ = 17 \sqrt{2}$
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Answer 2

Answer:

//- Explanation

Step-by-step explanation:

= 7√2 + 5√8

//(Simplify√8 as √2*2*2)//

= 7√2 + 5√2*2*2

//( √2*√2 = 2 )//

= 7√2 + 5*2√2

= 7√2 + 10√2

= 17√2