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the equation X square + 44 X + K is equals to zero has real roots find the value of k

Respuesta :

If a quadratic had real roots, then the discriminant must be greater or equal to 0, therefore:

[tex] {44}^{2} - 4k \geqslant 0[/tex]
[tex]4k \leqslant {44}^{2} [/tex]
[tex]k \leqslant 484[/tex]

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