3x^2-4x-7 by fraction method
Answers
Answered by
2
Step-by-step explanation:
3x²-4x-7=0
3x²+3x-7x-7=0
3x(x+3)-7(x+3)=0
x=-3
x=7/3
Answered by
1
Answer:
x=1,x=7/3
Step-by-step explanation:
3x2-4x-7
3x2+3x-7x-7
3x(x+1)-7(x+1)
x+1=0,3x=7
x=-1,x=7/3
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