1.

If Delta_(1), Delta_(2), Delta_(3) are the areas of the triangles with vertices (0, 0), (a tan alpha, b cot alpha), (a sin alpha, b cos alpha), (a, b), (a sec^(2) alpha, b cosec^(2)alpha), (a+a sin^(2)alpha, b+b cos^(2)alpha) and (0, 0), (a tan alpha, -b cot alpha), (a sin alpha, b cos alpha), then Detla_(1), Delta_(2), Delta_(3) are in G.P. for

Answer»

all VALUES of `alpha`
only one VALUE of `alpha`
finite NUMBER of values of `alpha`
no value of `alpha`

Answer :D


Discussion

No Comment Found

Related InterviewSolutions