26-04-2020
Mathematics

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Solve the equation for x. 2x2 − 72 = 0 Enter you solution in set notation.

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chudung1976 chudung1976

26-04-2020

Answer:

The set of solution is {-6,6}

Step-by-step explanation:

That means 2x^2-72=0?

If yes, here the solution for this:

x^2-36=0 (divise both sides by 2)

x^2=36

x^2=6^2

We have x=6 or x= - 6

The set of solution is {-6,6}.

Hope that useful for you.

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