1.

if the roots of the equation x2 -2mx +m2 - 1 =0 lie in the interval (-2,4) then, a) m ~ (-1,3) b) m~(1,5) c) m~(-3,1) d) m~(-1.5) where ~ stand for "belongs to".

Answer»

if the roots of the equation x2 -2mx +m2 - 1 =0 lie in the interval (-2,4) then,

a) m ~ (-1,3) b) m~(1,5)

c) m~(-3,1) d) m~(-1.5)

where ~ stand for "belongs to".



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