The quadratic equation that can be solved by grouping is:
x^2+10x+21=0
Which of the following quadratic equations can be solved by grouping?
x^2−4x−8=0
x^2+10x+21=0
x^2−12x+18=0
x^2+8x−22=0
1 answer
x^2−4x−8=0
x^2+10x+21=0
x^2−12x+18=0
x^2+8x−22=0
1 answer