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Let f(x) = ax^2 + bx + c, a ≠ 0 and △ = b2 – 4ac. If α + β , α^2 + β^2 & α^3 + β^3 are in G.P, then

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in Algebra by (53.5k points)

Let f(x) = ax2 + bx + c, a ≠ 0 and △ = b2 – 4ac. If α + β , α2 + β2 & α3 + β3 are in G.P, then

(a) △ ≠ 0

(b) b△ = 0

(c) c△ = 0

(d) bc ≠ 0

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1 Answer

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by (53.7k points)

Correct option is (c) c△ = 0

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