irvingarteaga irvingarteaga
  • 04-01-2019
  • Mathematics
contestada

What are the solutions of a quadratic equation (X-8)2-13(x-8)+30=0

Respuesta :

offguard
offguard offguard
  • 04-01-2019

For know, just set x-8=y. You have the equation [tex]y^2-13y+30=0[/tex]

Solving for y, you get (y-10)(y-3)=0. So, y=10 and y=3.

But we need to add 8 each each because we are solving for x, not y.

So, x=18 and x=11 are your answers.


Answer Link

Otras preguntas

What is meant by processing in context of hollywood action movies?.
Describe the Theory of Tectonic Plates in your words
Please help me this problem is too hard :(
Explain why an elevator with 3 people in it is less dense with an elevator with 50 people in it
The standard weight of copper tubing used most frequently in the heating and air-conditioning industry is
Geologists were exploring rock layers in an area. In one layer, they found igneous rock that was about 95 million years old. In the layers below the igneous lay
Which polynomials are in standard form
Write the expression for: the sum of x and 75
Which set of instructions should you use to access the options for converting text to a table? O Click the File tab, then click the Paragraph drop-down list, an
True or False during interphase before meiosis begins genetic cells are duplicated