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Questions and Answers
Which of the following is the correct form of a linear equation?
Which of the following is the correct form of a linear equation?
- a1x1 + a2x2 + b = 0
- a1x1 + a2x2 + ... + anx = 0 (correct)
- a1x1 + a2x2 + a3x3 + ... + anx = b
- a1x1 + a2x2 + a3x3 = 0
Which of the following is NOT a requirement for a linear equation?
Which of the following is NOT a requirement for a linear equation?
- The variables must be distinct (correct)
- The coefficients must not all be zero
- The coefficients cannot contain any of the variables
- The coefficients must be real numbers
How many solutions does a linear equation with just one variable have, provided that a1 ≠ 0?
How many solutions does a linear equation with just one variable have, provided that a1 ≠ 0?
- Infinitely many solutions
- Cannot be determined
- Exactly one solution (correct)
- No solution
Which of the following best describes a linear system of equations?
Which of the following best describes a linear system of equations?
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What is a solution to a linear system of equations?
What is a solution to a linear system of equations?
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What does the word 'system' indicate in the context of linear equations?
What does the word 'system' indicate in the context of linear equations?
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