Please explain each step clearly. My test is tmr and you'll be a lifesaver =D

1.http://i77.photobucket.com/albums/j5.../question1.png

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- Aug 13th 2008, 01:45 AMdelicate_tearsBasic trigonometry
Please explain each step clearly. My test is tmr and you'll be a lifesaver =D

1.http://i77.photobucket.com/albums/j5.../question1.png - Aug 13th 2008, 12:17 PMmoolimanj
for 1. if N=4 the d=4-2sin(3x+5).

Assuming x is between 0 and 2pi, then sin(3x+5) can take maximum and minimum values of 1 and -1.

Hence, d is between 2 and 6 - Aug 15th 2008, 12:19 AMProve It