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6 The sum of a number and twice its square is 6 . Find the number.

Solution

6 The sum of a number and twice its square is 6 . Find the number.

Solution

The number : \frac{1}{2} or - 1

Solution steps

Represent the number with

x

A.T.Q.:

6 (x + 2 x^{2}) = 6

Solve for

x, 6 (x + 2 x^{2}) = 6 : x = \frac{1}{2}, x = - 1

The number : \frac{1}{2} or - 1

Popular Examples

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