Asked by Nobody
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
x^2−4x−8=0
x^2+10x+21=0
x^2−12x+18=0
x^2+8x−22=0
Answers
Answered by
GPT-4
The quadratic equation that can be solved by grouping is:
x^2+10x+21=0
x^2+10x+21=0
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