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Phổ biến Word Problems >

a negative number is 12 less than its square. find the number.

Lời Giải

a n e g a t i v e n u mb er i s 12 l ess t han i t s s q u a re . f in d t h e n u mb er .

Lời Giải

The number : - 3

Các bước giải pháp

Represent the number with

x

A.T.Q.:

x = x^{2} - 12

Giải

x, x = x^{2} - 12 : x = 4, x = - 3

Select negative solutions:

- 3

The number : - 3

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