Better Students Ask More Questions.
4r^2-28r=-49 , solve with the quadratic formula
2 Answers | add yours
High School Teacher
We wish to solve the above problem.
Let us factorize the problem
solving with quadratic formula i.e. if `ax^2+bx+c=0` is quadratic equation then
a=4,b=-28 and c=49
Posted by aruv on July 28, 2013 at 7:08 AM (Answer #1)
Join to answer this question
Join a community of thousands of dedicated teachers and students.