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

at what point do scientists classify an area's weather as its climate? 1 year ,5 years ,15 years or 30 years
What military strategy defeated cornwallis at yorktown?
what is 1/9 of 60 equal
what derived unit is usually used to express the density of liquids?
Adam tried to compute the average of his 7 test scores. He mistakenly divided the correct sum of all of his test scores by 6, which yielded 84. What is Adam’s c
in what way is a gene pool representative of a population
What is 0.75 as a fraction in simplist form
Who is SohCahToa Joe? on Csi geometry:trigonometry I need the answers.
my teddy bear gave me a hug is an example of 1.metaphor 2.personification 3.simile 4.alliteration
Can you give me the order of Biomes from coldest to hottest please?-tundra-taiga-temperate deciduous forest-temperate grassland-temperate woodland (chaparral)-d