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Friday, September 28, 2007

A-Math More Trigo Graphs

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


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1 comments:

| SJ | said...

chemistry - what would happen if damp(moist) iron ore were placed in the blast furnace?