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In the quadratic equation ax2 + bx + c = 0, Δ  = b2  – 4ac and α + β, α2 + β2, α3 + β3, are in G.P. where a, b are the root of ax2 + bx + c = 0, then (2005S) 
  • a)
    Δ ≠ 0
  • b)
    bΔ = 0
  • c)
    cΔ = 0
  • d)
    Δ = 0
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
In the quadratic equation ax2 + bx + c = 0, Δ = b2 – 4ac a...
In the quadratic equation ax2 + bx + c = 0
Δ = b2 - 4ac and 
and 
Given are in G.P.
⇒ are in G.P.
⇒ 
⇒ b4 + 4a2c2 – 4ab2c = b4 – 3ab2c
⇒ 4a2c2 – ab2c = 0 ⇒ ac Δ = 0
 
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In the quadratic equation ax2 + bx + c = 0, Δ = b2 – 4ac and α + β, α2 + β2, α3 + β3, are in G.P. where a, b are the root of ax2 + bx + c = 0, then (2005S)a)Δ ≠ 0b)bΔ = 0c)cΔ = 0d)Δ = 0Correct answer is option 'C'. Can you explain this answer?
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In the quadratic equation ax2 + bx + c = 0, Δ = b2 – 4ac and α + β, α2 + β2, α3 + β3, are in G.P. where a, b are the root of ax2 + bx + c = 0, then (2005S)a)Δ ≠ 0b)bΔ = 0c)cΔ = 0d)Δ = 0Correct answer is option 'C'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about In the quadratic equation ax2 + bx + c = 0, Δ = b2 – 4ac and α + β, α2 + β2, α3 + β3, are in G.P. where a, b are the root of ax2 + bx + c = 0, then (2005S)a)Δ ≠ 0b)bΔ = 0c)cΔ = 0d)Δ = 0Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for In the quadratic equation ax2 + bx + c = 0, Δ = b2 – 4ac and α + β, α2 + β2, α3 + β3, are in G.P. where a, b are the root of ax2 + bx + c = 0, then (2005S)a)Δ ≠ 0b)bΔ = 0c)cΔ = 0d)Δ = 0Correct answer is option 'C'. Can you explain this answer?.
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