Maths-
General
Easy

Question

If the lines x to the power of 2 end exponent plus 2 x y minus 35 y to the power of 2 end exponent minus 4 x plus 44 y minus 12 equals 0 and 5 x plus lambda y minus 8 equals 0 are concurrent, then the value of l is

  1. 0    
  2. 1    
  3. -1    
  4. 2    

The correct answer is: 2


    table row cell P text end text text i end text text s end text text end text text t end text text h end text text e end text text end text text p end text text o end text text i end text text n end text text t end text text end text text o end text text f end text text end text text i end text text n end text text t end text text e end text text r end text text s end text text e end text text c end text text t end text text i end text text o end text text n end text text end text text o end text text f end text text end text fraction numerator partial differential f over denominator partial differential x end fraction equals 0 comma fraction numerator partial differential f over denominator partial differential y end fraction equals 0 text end text text a end text text n end text text d end text text end text end cell row cell text end text text p end text text end text text l end text text i end text text e end text text s end text text end text text o end text text n end text text end text text t end text text h end text text e end text text end text text l end text text i end text text n end text text e end text text end text end cell end table

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