October 02, 2008, at 02:13 PM
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October 02, 2008, at 02:11 PM
by LFS -

October 02, 2008, at 02:11 PM
by LFS -

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Examples of linear equations: \bbox[border:1px #990000 dotted,1pt]{y=2x-3} \bbox[border:1px #990000 dotted,1pt]{2y+5=2} \bbox[border:1px green dotted,1pt]{f(x)=2x-1} \bbox[border:1px green dotted,1pt]{3s+2t=2}
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Examples of linear equations: \bbox[border:1px #990000 dotted,1pt]{y=2x-3} \bbox[border:1px #990000 dotted,1pt]{2y+5x=2} \bbox[border:1px green dotted,1pt]{f(x)=2x-1} \bbox[border:1px green dotted,1pt]{3s+2t=2}
October 02, 2008, at 01:59 PM
by LFS -

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- Input your result - the lines should coincide AND in the algebra window GeoGebra should reduce your answer.

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- Input your result - the lines should coincide AND in the algebra window GeoGebra should reduce your answer so lines d and f have same numbers.

October 02, 2008, at 01:56 PM
by LFS -

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- Notice that the line c: in the algebra window has the same numbers as a. GeoGebra has reduced it (divided by 2).

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- Notice that line c: has the same numbers as line a. GeoGebra has reduced it (divided by 2).

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October 02, 2008, at 01:54 PM
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October 02, 2008, at 01:42 PM
by LFS -

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Example:

2x-y=3 and

4x-2y=6 are the same linear function - their graph is the same line!

to:

Example:

2x-y=3 and

4x-2y=6 are the same linear function - their graph is the same line!

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Example: The line 2x-y=3 has the unique slope-intercept form:

y=2x-3
to:

Example: The line

2x-y=3 has the unique slope-intercept form:

y=2x-3
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- [[GlossaryT/LinearEquation|Linear Equations]

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October 02, 2008, at 01:25 PM
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[tableend]

[table border=1 cellpadding=3 width=825]

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October 02, 2008, at 01:22 PM
by LFS -

October 02, 2008, at 01:16 PM
by LFS -

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[ colspan=4]

Regulations: There are 2 useful forms of a linear function: Slope-Intercept Form and Standard Form

to:

[ ]

Regulations: There are 2 useful forms of a linear function:

Slope-Intercept Form and

Standard Form
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[c]1 variable -> a point

[c]2 variables -> a line

[c]3 variables -> a plane

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Related Topics

[table width=100%]

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October 02, 2008, at 01:02 PM
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