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If equation 4x^(2)+2pxy+25y^(2)+2x+5y-1=...

If equation `4x^(2)+2pxy+25y^(2)+2x+5y-1=0`
represents parallel lines, then p is equal to

A

`-10`

B

`10`

C

`5`

D

`-2`

Text Solution

Verified by Experts

The correct Answer is:
B
NA
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