Equation:
6x2−xy−2y2=0
Compare with: ax2+2hxy+by2=0
a=6
2h=−1⇒h=−12
b=−2
Slopes satisfy:
bm2+2hm+a=0
−2m2−m+6=0
⇒2m2+m−6=0
Solving quadratic:
m=−1±494
m=−1±74
Therefore:
m1=32,m2=−2
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