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Phổ biến Word Problems >

The sum of a number and its square is 12. Find the number.

Lời Giải

T h e s u m o f a n u mb er an d i t s s q u a re i s 12. F in d t h e n u mb er .

Lời Giải

The number : 3 or - 4

Các bước giải pháp

Represent the number with

x

A.T.Q.:

x + x^{2} = 12

Giải

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

The number : 3 or - 4

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