New vocab Flashcards by Toph The Loaf

Q

define consistent

A

a system with at least one soluction

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Q

does a 3 x 4 matrix have three columns or rows

A

3 rows

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Q

what is a leading entry

A

first non zero entry in a row of a matrix

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Q

what are pivot positions

A

they are the 1 in a matrix

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Q

what are pivot columns

A

colomns with a leading 1

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Q

what is a free variable

A

when a column has no pivot position

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Q

how to rank a matrix

A

number of pivot colunms

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Q

what is a trivial solution

A

when there is only one solution

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Q

A

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