## GlossaryT.Y-intercept History

March 14, 2008, at 04:46 AM by LFS -
March 14, 2008, at 03:39 AM by LFS -
Changed line 2 from:
to:
Changed lines 21-22 from:
to:
March 13, 2008, at 03:51 PM by LFS -
Changed line 2 from:
to:
Changed line 65 from:
to:
March 13, 2008, at 03:40 PM by LFS -
Deleted line 45:
Changed lines 51-54 from:
to:
March 13, 2008, at 03:01 PM by LFS -

[row]
[]

Changed line 20 from:

Example: Find the y-intercept of the quadratic function f(x)=3x^2+2x-1

to:

Example: Find the y-intercept of the quadratic function f(x)= x^2+2x-1

Changed line 25 from:

to:

March 13, 2008, at 02:57 PM by LFS -

[table]

Changed line 18 from:

Example: TFind the y-intercept of the quadratic function f(x)=3x^2+2x-1

to:

Example: Find the y-intercept of the quadratic function f(x)=3x^2+2x-1

Changed lines 21-24 from:

That is, the point where this function crosses the y-axis is: (0,-1).

to:
That is, the point where this function crosses the y-axis is: (0,-1).

[c width=230]

[tableend]

March 13, 2008, at 02:53 PM by LFS -
Changed line 35 from:

[c]

to:

[c]

March 13, 2008, at 02:53 PM by LFS -
Changed lines 35-38 from:

[c]

[c]

[c]

[c]

to:

[c]

[c]

[c]

[c]

March 13, 2008, at 02:52 PM by LFS -
Deleted lines 10-11:

Example: The y-intercept of the quadratic function f(x)=3x^2+2x-1 is -1 or (0,-1).

Changed lines 25-28 from:

[c] y=-x+2
[c] y=\frac{1}{x}
[c] y=2^x
[c] f(x)=\sqrt{x+3}

to:

[c width=180] y=-x+2
[c width=180] y=\frac{1}{x}
[c width=180] y=2^x
[c width=180] f(x)=\sqrt{x+3}

Changed line 33 from:

[c] y-intercept: 1.732 ( \sqrt{3} )

to:

[c] y-intercept: \sqrt{3}=1.732

March 13, 2008, at 02:46 PM by LFS -
March 13, 2008, at 02:45 PM by LFS -
Deleted line 12:
• The intersections of the parabola with x -axis (if there is any), are the roots of the function and can be found with the quadratic formula.
Changed lines 30-33 from:

[c]

[c]

[c]

[c]

to:

[c]

[c]

[c]

[c]

March 13, 2008, at 02:40 PM by LFS -
Changed line 12 from:

Example: The y-intercept of the quadratic function f(x)=3x^2+2x-1 is c or (0,с).

to:

Example: The y-intercept of the quadratic function f(x)=3x^2+2x-1 is -1 or (0,-1).

Changed lines 18-19 from:

[table]

to:

[table border=2 bordercolor=#ddddff cellspacing=0 cellpadding=5 bgcolor=#eeeeff style='color:#000066; font-size:1em;']

Changed lines 21-28 from:
to:

[c] y=-x+2
[c] y=\frac{1}{x}
[c] y=2^x
[c] f(x)=\sqrt{x+3}
[row]
[c] y-intercept: 2
[c] y-intercept: none
[c] y-intercept: 1
[c] y-intercept: 1.732 ( \sqrt{3} )
[row]
[c]

[c]

[c]

[c]