algebra two final

matching

axis of symmetry (standard form)

x=-b/2a

vertex (standard form)

(-b/2a, f (-b/2a))

axis of symmetry (intercept form)

x=p+q/2

axis of symmetry (vertex form)

x=h

the vertex (from vertex form)

(h,k)

the discriminant

b^2-4ac

the quadratic formula

x=-b+-square root of b^2-4ac/2a

general standard form

y=ax^2+bx+c

general intercept form

y=a(x-p)(x-q)

general vertex form

y=a(x-h)^2+k

difference of two squares

a^2-b^2=(a+b)(a-b)

vertical intercept (standard form)

(0,c)

x-intercepts (intercept form)

(p,0) (q,0)