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If √6x9 = x, what is the value of x ?
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If √6x9 = x, what is the value of x ?

User Pallab Ganguly
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1 Answer

3 votes

Answer:

square both sides and you have 6x-9=x^2

x^2 -6x + 9= 0

(x-3)(x-3)=0 so x=3

therefore x^3= 3^3=27

User Phizzy
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