2.5E: Ecuaciones cuadráticas (Ejercicios)

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30 oct 2022
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- 2.5: Ecuaciones cuadráticas
- 2.6: Otros tipos de ecuaciones

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Para los siguientes ejercicios, resolver la ecuación cuadrática factorizando.

40. $2 x^{2}-7 x-4=0$
41. $3 x^{2}+18 x+15=0$
42. $25 x^{2}-9=0$
43. $7 x^{2}-9 x=0$

Para los siguientes ejercicios, resuelva la ecuación cuadrática usando la propiedad raíz cuadrada.

44. $x^{2}=49$
45. $(x-4)^{2}=36$

Para los siguientes ejercicios, resuelve la ecuación cuadrática completando el cuadrado.

46. $x^{2}+8 x-5=0$
47. $4 x^{2}+2 x-1=0$

Para los siguientes ejercicios, resuelve la ecuación cuadrática usando la fórmula cuadrática. Si las soluciones no son reales, estado No hay solución real.

48. $2 x^{2}-5 x+1=0$
49. $15 x^{2}-x-2=0$

Para los siguientes ejercicios, resuelve la ecuación cuadrática por el método que elijas.

50. $(x-2)^{2}=16$
51. $x^{2}=10 x+3$

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