MatemáticasBásico1 respuestas

Resolver porfa estas ecuaciones1 - (x - 2)?

Resolver porfa estas ecuaciones 1 - (x - 2)! = 2(x - 1)! 2 - (x + 1)! / (x - 1)! = 56.

Calculadora interactiva

ax² + bx + c = 0

En resumen

1 - (x - 2)! = 2(x - 1)! (x - 2)! = 2(x - 2)! (x - 1) 1 = 2(x - 1) 1 = 2x - 2 3 = 2x 3 / 2 = x 2 - (x + 1)! / (x - 1)! = 56 (x - 1)! ·x·(x + 1) / (x - 1)! = 56 x² + x = 56 x² + x - 56 = 0 (x + 8)(x - 7) = 0 x + 8 = 0∨ x - 7 = 0 x = - 8 x = 7.

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1 - (x - 2)!

= 2(x - 1)!

(x - 2)!

= 2(x - 2)!

(x - 1) 1 = 2(x - 1) 1 = 2x - 2 3 = 2x 3 / 2 = x

2 - (x + 1)!

/ (x - 1)!

= 56 (x - 1)!

·x·(x + 1) / (x - 1)!

= 56

x² + x = 56

x² + x - 56 = 0

(x + 8)(x - 7) = 0

x + 8 = 0∨ x - 7 = 0 x = - 8 x = 7.