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26 votes
26 votes
ײ+6×+9=0 in Discriminant and nature of the roots



User Adagio
by
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1 Answer

23 votes
23 votes

Answer:

D = 0, x = -3

Explanation:

D = b*b - 4ac = 36 - 4*9 = 36 - 36 = 0

x = -b/2a since D = 0, so

x = -6/2 = -3

User Bardi Harborow
by
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