Quant Boosters  Kamal Lohia  Set 8

@kamal_lohia
x=1,4............................

@kamal_lohia
32.....................

@kamal_lohia
(x,y,z)=(1,2,3)

@kamal_lohia
x=5.................

@kamal_lohia
Here D>0 so y>(3/2)
Hence, x2y=4.44

@kamal_lohia
x=12/5....................

@kamal_lohia
There is no real value of "k"

@kamal_lohia
x=8,y=2.......................................

@kamal_lohia ans.) 60...............................................

@kamal_lohia ans is C ...........................