History, asked by tejaswinimogal11, 5 months ago

Which of the following equations have real and equal roots?

9x2−42x+49=0
2x2−7x+6=0
4x2−8x+1=0
4x2+6x+9=0

Answers

Answered by lipidas2012

0

Answer:

4*2-8x+1=0

Is ur answer

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