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How do i simplify 5 √640
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How do i simplify 5 √640

User Goran Jovic
by
7.1k points

2 Answers

6 votes
5 sqrt(640)=
5 sqrt(2*2*2*2*2*2*2*5)=
5 sqrt((2^3)^2*2*5)=
5 sqrt(8^2*10)=
5*8 sqrt(10)=
40 sqrt(10)
User Dien
by
8.4k points
4 votes
Ans : 126 ( to 3 sf )

workings in the pic below :)
How do i simplify 5 √640-example-1
User Jackhao
by
7.9k points
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