hhailey123 hhailey123
  • 18-01-2021
  • Mathematics
contestada

x2 - 2x + 4 = 0
How many solutions

Respuesta :

Kriteey
Kriteey Kriteey
  • 18-01-2021

Answer:

Step-by-step explanation:

x^2-(2+2)x+4=0

or, x^2-2x-2x+4=0

or, x(x-2)-2(x-2)=0

or, (x-2)(x-2)=0

Now,

Either, x-2=0

=2

Or, x-2=0

=2

Answer Link

Otras preguntas

Daniel filled the gas tank in his car with 14.6 gallons of gas. He then drove 284.7 miles before needing to fill up his tank with gas again. How many miles did
which statement is a true statement a. a trapezoid is a regular polygon b. not all rectangles are parallelograms c. not all parallelograms are rectangles d. a t
Georgia geographic location near what (ex.water)
explain how to break apart the addends to find the sum of 25 +16
To see a general view of a microscope slide, use _____ power. If you need to see a more specific and detailed view, use _____ power. low; high high; low
what adds up to 11 and multiplies to -126
True or False The Crusades were religious wars.
what number is 3% of 100
Why are there more herbivores than carnivorous in a typical ecosystem?
Solve for x. Express the answer in simplest form.