Problem #1
Solve by completing the square
2x^2-4x-11=0
My answer: x = (2+/-sqrt 26)/(2)
Problem #2
Solve by using the quadratic formula
x^2-4x-60=0
My answer: x = (2+/-sqrt 16)/(2)
You did not do it completeing the square. Please show work.
ON the second b^2-4ac is 16+240. How did you get 16 out of that?
0 answers