Answer:
3
Step-by-step explanation:
Answer:ummm do you have a picture of the question?
Step-by-step explanation:
Answer:
2, 4
Step-by-step explanation:
equation (x -2, y -4)

You can use this equation for any numbers or variables in the form a2 - b2.
Answer:
x = ±1/2
Step-by-step explanation:
x^2-1/4=0
Add 1/4 to each side
x^2 -1/4+1/4 = 0+1/4
x^2 = 1/4
Take the square root of each side
sqrt(x^2) = sqrt(1/4)
x = ±1/2