Question

if ax2 +2hxy +by2=0 represents two straight line such that the slope of one line is twice the slope of the other, prove that 8h2=9ab.
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Answer 1

Answer:

lf two lines represented by x

4

+x

3

y+cx

2

y

2

−xy

3

+y

4

=0 bisect the angle between the other two, then the value of c is 

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Answer 2

Answer:

4

Step-by-step explanation:

2×2=4

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