Name: Algebra 51 - Three Variable Systems in the Real World - Problem 3 @MyWhyU
Uploaded: 2016-01-09T01:29:31-0400
Duration: 8 min 17 s
Description: Algebra 49, 50 and 51 present three real-world problems which can be solved using systems of three linear equations in three variables. This chapter shows how the parameters of an equation for a circle can be determined, given three points which satisfy the equation.

MyWhyU | Algebra 33 - Parallel Lines @MyWhyU | Uploaded 10 years ago | Updated 5 hours ago
Parallel lines have the same slope and no points in common. However, it is not always obvious whether two equations describe parallel lines or the same line.

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Algebra 51 - Three Variable Systems in the Real World - Problem 3