The equation x^(2)-7xy-y^(2)=0 represent...

The equation `x^(2)-7xy-y^(2)=0` represents

A

(a) circle

B

(b) pair of parallel straight lines

C

(c) pair of perpendicular straight lines

D

(d) pair of non-perpendicular straight lines

Verified by Experts

The correct Answer is:

C

NA

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