horizontal lines slope =
vertical lines slope =
parallel lines slopes
perpendicular lines slopes
are reciprocals of each other
addition/subtraction with matrices
the dimensions have to be the same
the number of columns on the first matrix has to be equal to the number of rows of the other matrix
a square matrix (same number of rows and columns) with 1's along along it's main diagonal & 0's elsewhere
two matrices that have a product of an identity matrix
1st step in graphing cos/sin graphs - indicates the vertical stretch
2nd step in graphing cos/sin graphs - 360 / b - indicates how many waves you will see in 360 degrees
3rd step in graphing cos/sin graphs - -c / b
4th step in graphing cos/sin graphs - d
0 - max - 0 - min- 0
max - 0 - min - 0 - max
d value added to sinx/ cosx
the y values on the graph
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