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Tech-Hunter

  • one year ago

Matrix question (WHY ?)

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  1. Tech-Hunter
    • one year ago
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    Question : 3x + 7y =2 6x+14y = 4 *Question has coincident lines, infinitely many solutions* Answer: \[(k,\frac{ 2-3k }{ 7 }) ; k \in R\] Explain the answer briefly

  2. Tech-Hunter
    • one year ago
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    @hba

  3. AravindG
    • one year ago
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    do u see any similarity between first two equations?

  4. Tech-Hunter
    • one year ago
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    yea, 1/2 = 1/2 = 1/2 and I don't understand the answer given

  5. RA1dALLDAY
    • one year ago
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    So what are we solving for here?

  6. Callisto
    • one year ago
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    *Question has coincident lines, infinitely many solutions* ^ You understand this, right?

  7. Tech-Hunter
    • one year ago
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    (k,2−3k7);k∈R what does this means ?

  8. RolyPoly
    • one year ago
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    k = any real numbers. Since it has infinitely many solutions, any number lying on the line 3x + 7y =2 is the solution. Suppose x=k, sub x=k into 3x + 7y =2 y = (2-3k)/7 So, the corresponding solution pair is (k, (2-3k)/7) for all real k.

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