Question

simplify 6 root 72 - root 18 - 8 root 32

Answer 1

First of all simply the roots by PRIME FACTORISATION.

Then, Take out the perfect roots such as 4, 16 etc.

You will see

12 root 13 - 3 root 2 - 8 root 2

(-3 root 2 and -8 root 2) have common roots

therefore, they will be added.

which gives ,,

12 root 13 - 11 root 2

ANSWER

I hope itz Correct ^_^

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Answer 2

Answer:

√2

Step-by-step explanation:

write 72 as 36 x 2

18 as 9 x 2

and 32 as 16 x 2

36 will come out as 6

9 as 3

and 16 as 4

then u multiply it with the outside number.

And then we'll subtract 36-3-32 which is 1 and the ans is √2