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פּוֹפּוּלָרִי Word Problems >

If a number is added to twice its square, the result is 6

פתרון

I f a n u mb er i s a dd e d t o tw i ce i t s s q u a re, t h e res u lt i s 6

פתרון

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

צעדי פתרון

Represent the number with

x

A.T.Q.:

2 x^{2} + x = 6

2 x^{2} + x = 6, x

פתור בשביל:

x = \frac{3}{2}, x = - 2

הסב שבר מדומה למספר מעורב:

\frac{3}{2} = 1 \frac{1}{2}

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

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