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Phổ biến Word Problems >

The square of a number is equal to two more than the number.

Lời Giải

T h e s q u a re o f a n u mb er i s e q u a l t o tw o m ore t han t h e n u mb er .

Lời Giải

The number : 2 or - 1

Các bước giải pháp

Represent the number with

x

A.T.Q.:

x^{2} = 2 + x

Giải

x, x^{2} = 2 + x : x = 2, x = - 1

The number : 2 or - 1

Ví dụ phổ biến

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