Linear Equations Quiz
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Questions and Answers

What is the general form of a linear equation with n variables?

  • $a_{1}x_{1}+ dots +a_{n}x_{n}=1$
  • $a_{1}x_{1}+ dots +a_{n}x_{n}=0$
  • $a_{1}x_{1}+ dots +a_{n}x_{n}+b=1$
  • $a_{1}x_{1}+ dots +a_{n}x_{n}+b=0$ (correct)
  • What are the coefficients in a linear equation?

  • Imaginary numbers
  • Real numbers (correct)
  • Rational numbers
  • Complex numbers
  • When are the coefficients a1, ..., an required to not all be zero in a linear equation?

  • To make the equation complex
  • To make the equation undefined
  • To make the equation irrational
  • To yield a meaningful equation (correct)
  • What are the solutions of a linear equation?

    <p>Values that make the equality true</p> Signup and view all the answers

    How many solutions are there for a linear equation with just one variable (provided that a1 ≠ 0)?

    <p>Exactly one solution</p> Signup and view all the answers

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