00:01
So we're giving the equation, y equals the absolute value of 4x minus 1.
00:06
We want to make a chart of data so we can plug in points.
00:16
So i always do two negative values and two positive values.
00:26
So if we plug in negative 2, we get 4 times negative 2 minus 1.
00:35
4 times negative 2 gives us negative 8.
00:37
This gives us negative 9 on the inside, which turns into positive 9.
00:47
So for our next point, y equals 4 times negative 1 minus 1.
00:52
That gives us negative 4 minus 1, which is negative 5, which turns into positive 5.
01:02
For our next point, we have y equals 4 times 0 minus 1.
01:09
This is the absolute value of 0 minus 1, which is negative 1, which is positive 1...