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The graphs of the equations 3x-20y-2=0 and 11x-5y+61=0 intersect at P(a,b). What is the value of (a2 + b2 — ab)/(a2 — b2 + ab)?
5Q:
The graphs of the equations 3x-20y-2=0 and 11x-5y+61=0 intersect at P(a,b). What is the value of (a2 + b2 — ab)/(a2 — b2 + ab)?
- 1$${37\over 35} $$false
- 2$${5\over 7}$$false
- 3$${31\over 41}$$true
- 4$${41\over 31}$$false
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