1.

If the point P(1,−2,1) and Q(λ2,λ,2) lies on opposite sides of the plane x−2y+z=5, then the number of integral values of λ is equal to

Answer» If the point P(1,2,1) and Q(λ2,λ,2) lies on opposite sides of the plane x2y+z=5, then the number of integral values of λ is equal to


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