welikefortnitecough welikefortnitecough
  • 13-05-2021
  • Mathematics
contestada

The square of a certain number is 4 less than 4 times that same number. What is the value of the number?

Select one:
A. -2
B. -1
C. 0
D. 2

Respuesta :

fetgp
fetgp fetgp
  • 13-05-2021
x^2 = 4x - 4
turn it into a quadratic by bringing the right to the left
x^2 - 4x + 4 = 0
factorise the quadratic
( x - 2 )^2 = 0
x - 2 = 0
x = 2
Answer Link

Otras preguntas

Why was the United States resentful of England during the industrial revolution
The width of a rectangle is 3ft less than the length. The perimeter is 62ft. Find the length and width of the rectangle.
Please select the correct definition for the given word: Duma
Senator joseph mccarthy gained popularity and power by:
Read the paragraph. Teaching the rambunctious group of canines at the obedience school was a great deal of work, but each instructor took a respite once the do
help me please thank you
The first era of western music history in which instrumental music was as important as vocal music was the ________________.
Ustedes __________en México.
In what ways was jahangir a distinctly muslim ruler? in what respects did he and his father
What’s the asymptote of y=csc(x)