What is the primary focus of the lecture introduced by Professor Von Schmohawk?
Algebra 42 - Visualizing Linear Equations in Three Variables

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Mathematics
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11th Grade - University
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Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Systems of two linear equations in two variables
Solving quadratic equations
Systems of three linear equations in three variables
Graphing linear equations in one variable
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the standard form of a linear equation in two variables, what must be true about the coefficients A and B?
They must be positive
Both must be zero
At least one must be non-zero
Both must be equal
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the graph of a linear equation in two variables if both coefficients A and B are zero?
It is not a valid linear equation
It forms a circle
It becomes a horizontal line
It becomes a vertical line
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When setting A to 0 and B to 1 in a linear equation in two variables, what is the resulting graph?
A diagonal line
A point
A horizontal line
A vertical line
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of setting A and B to 0 and C to 1 in a linear equation in three variables?
A horizontal plane
A vertical plane
A horizontal line
A vertical line
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the z coefficient is set to 0 in a three-variable equation, what does the graph represent?
A point in space
A plane parallel to the x, y plane
A vertical line
A line in the x, y plane
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the graph of a linear equation in three variables always represent?
A line
A point
A plane
A cube
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