SOLUTION: Determine if this equation can be expressed in quadratic form and if so write the equation in quadratic form. (x-3)^2 -4(x-3)-21=0

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Determine if this equation can be expressed in quadratic form and if so write the equation in quadratic form. (x-3)^2 -4(x-3)-21=0      Log On


   

Question 110475This question is from textbook
: Determine if this equation can be expressed in quadratic form and if so write the equation in quadratic form. (x-3)^2 -4(x-3)-21=0 This question is from textbook

Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
%28x-3%29%5E2+-+4%28x-3%29-+21+=+0
:
FOIL (x-3)(x-3):
%28x%5E2+-+6x+%2B+9%29+-+4%28x-3%29-+21+=+0
:
x%5E2+-+6x+%2B+9+-+4x+%2B+12+-+21+=+0
:
x%5E2+-+6x+-+4x+%2B+9+%2B+12+-+21+=+0
:
x%5E2+-+10x+=+0