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Harlamova29_29 [7]
3 years ago
11

How to simplify radicals into simplest radical form?

Mathematics
1 answer:
liraira [26]3 years ago
6 0
An example should help :-

Simplify sqrt 20:-

sqrt 20  = sqrt (4 * 5) = sqrt 4 * sqrt5  = 2 sqrt5

cube root of 54  = cube root 27 * cube root 2  = 3 cube root 2

The rule is to factor the number and look for perfect squares or  cubes, etc.
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This may seem silly but how do you multiply 8 times 8 it all ways stumps me.
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Lets solve this step by step. 

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Lets suppose there are 8 aquariums and there are 8 fish in each. Therefore, there are 8 groups of 8 fish. Add and solve. 

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See if this helps

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If f(x)=2x+1 and g(x)=x^2-7, find (f+g)(x)
kifflom [539]
<span>f(x)=2x+1 and g(x)=x^2-7
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