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If the equation ax^2+by^2+cx+cy=0 repres...

If the equation `ax^2+by^2+cx+cy=0` represents a pair of straight lines , then

A

a) `a+b=0`

B

b) `c=0`

C

c) `a+c=0`

D

d) `c(a+b)=0`

Text Solution

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The correct Answer is:
A, B, D
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