algebra, write a quadratic equation in the variable x having the given numbers as solutions -�ã10, 6�ã10

If -�ã10, 6�ã10 mean x1=-10 and x2=10 in this case you equatin is:

y=(x-x1)*(x-x2)

y=[x-(-10)]*(x-10)

y=a*(x+10)*(x-10)

y=(x^2+10x-10x-100)

y=x^2-100