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Another question for O Level Additional Mathematics (A-Math).
On the same diagram, sketch the graphs of
y=sin 3x & y=cos2x,
for x between 0 degree and 180 degree
Hence state the number of soutions to the equation
sin 3x=cos 2x
in the interval 0 degree less than or equals to x which is less then or equals to 180 degree
Click on image to have a larger view
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1 Comment for A-Math More Trigo Graphs
O Level A-Math Trigonometry Basics : How Do We Know Which Formula To Use? | July 4, 2009 at 6:34 pm
[...] More A-Math Trigo Graphs [...]