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19-07-2021
Mathematics

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Select the correct answer. If x- 12sqrt x +36 = 0 , what is the value of x?

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Аноним Аноним

31-07-2021

Answer:

36

Step-by-step explanation:

Let a² = x

a²-12a+36=0

or, (a-6)²=0

or, a-6=0

or, a = 6

Now a² = x, so x = 6² = 36

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