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Popular >

the sum of a number and its square is 20

Solution

the sum of a number and its square is 20

Solution

The number : 4 or - 5

Solution steps

Represent the number with

x

A.T.Q.:

x + x^{2} = 20

Solve for

x, x + x^{2} = 20 : x = 4, x = - 5

The number : 4 or - 5

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