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प्रश्न
The acute angle between the lines represented by x2 + xy = 0 is ______.
पर्याय
`pi/2`
`pi/4`
`pi/6`
`pi/3`
उत्तर
The acute angle between the lines represented by x2 + xy = 0 is `underlinebb(pi/4)`.
APPEARS IN
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