
Completando el TCP
Presentation
•
Mathematics
•
12th Grade
•
Practice Problem
•
Medium
Michelle B.M.
Used 1+ times
FREE Resource
1 Slide • 9 Questions
1
2
Multiple Choice
Paso 1 Colocar el término independiente de lado derecho de la igualdad 2x2−13x+15=0
2x2−13x+15=0
2x2−13x=+15
2x2−13x=−15
3
Multiple Choice
Paso 2 Factoriza el coeficiente del término principal
2x2−13x=−15
2x2−13x+15=0
2(x2−13)x=+15
2(x2−213x)=−15
4
Multiple Choice
Paso 3 Obtener el tercer término del trinomio cuadrado perfecto
2(x2−213x)=−15
(213÷2)2
(−213÷2)2
(213)2
5
Multiple Choice
Paso 4 Completa el trinomio cuadrado perfecto sin alterar la igualdad
2(x2−213x)=−15
2(x2−213x+16169)=−15+2(16169)
2(x2−213x+2169)=−15+2(2169)
2(x2+213x−4169)=−15+2(16169)
6
Multiple Choice
Paso 5 Factoriza el trinomio cuadrado perfecto sin alterar la igualdad
2(x2−213x+16169)=−15+2(16169)
2(x−413)2=−15+2(16169)
2(x2+413x)2=−15+2(16169)
2(x2+213)2=−15+2(16169)
7
Multiple Choice
Paso 6 Simplificar la expresión de la derecha de la igualdad
2(x2−413)2=−15+2(16169)
−15+2(16169)=1649
−15+2(16169)=1639
−15+2(16169)=849
8
Multiple Choice
Paso 7 Despeja el binomio cuadrado
2(x2−413)2=849
(x−413)2=898
(x−413)2=1649
(x−413)2=849
9
Multiple Choice
Paso 8 Aplica raíz cuadrada de ambos lados de la igualdad y despeja x
2(x−413)2=±21649
x=±47−413
x=±413+1649
x=±47+413
10
Multiple Choice
Paso 9 Los valores de x son
x=±47+413
x1=5
x2=3/2
x1=-5
x2=2/3
x1=-2
x2=-5/4
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