Question

angle between pair of lines represented by x square+zxy+y square​

Answer 1

Answer:

Given x 2 +4xy+y 2=0

Here, a=1,h=2,b=1

tanθ= 2√( h2 −ab)/(a+b)

tanθ= 2 √(4−1)/2

tanθ= √3

∴θ= π/3

Explanation:

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