wislinetheles1234 wislinetheles1234
  • 03-11-2019
  • Mathematics
contestada

The solution to the equation 2x^2+x-1=2

Respuesta :

stevenslusser
stevenslusser stevenslusser
  • 03-11-2019

Answer:

[tex]x=-\frac{3}{2}, x=1[/tex]

Step-by-step explanation:

[tex]2x^2+x-1=2[/tex]

Subtract 2 from both sides and factor:

[tex]2x^2+x-1=2\\2x^2+x-3=0\\(2x+3)(x-1)=0[/tex]

Solve each factor individually:

[tex]2x+3=0\\2x=-3\\x=-\frac{3}{2}[/tex]

[tex]x-1=0\\x=1[/tex]

Answer Link

Otras preguntas

area of rectangle length 10 and 8 width 6 and 2
How do you solve 3 7/10-12 Fractions Fast anybody pls pls
how do change 6.625 into fraction
Vicky came home from the matinee at 5:45 pm.The travel time to and from the cinema was 1/2 hr each way . She spent 2 1/4 hrs at the cinema . What time did she l
What is the relationship between fiction texts and non fiction texts? a. Fiction texts are true and nonfiction texts are not true c. Fiction texts and nonfictio
Read the sentence below and answer the following question: Alice was banking on a snow day as she watched the snowflakes gather on the ground. What does the wor
what is 10.4 in the form of a mixed number simplified
What was a RESULT of Justinian's attempt to reunite the eastern and western halves of the old Roman Empire? The effort was a complete failure. All of the wester
What is the difference between 3/12 and 5/8
Which describes a major advantage of steamboats over other vessels