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Which of the following functions is not a sinusoid?
y = sin x
y = cosx
y = sqrt(x)
or They are all sinusoids.
 2 years ago
 2 years ago
Which of the following functions is not a sinusoid? y = sin x y = cosx y = sqrt(x) or They are all sinusoids.
 2 years ago
 2 years ago

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ChrisVBest ResponseYou've already chosen the best response.1
sinusoid is a mathematical function that describes a smooth repetitive oscillation
 2 years ago

ChrisVBest ResponseYou've already chosen the best response.1
square root sorta looks like dw:1328887057359:dw
 2 years ago

lgbasalloteBest ResponseYou've already chosen the best response.0
basically...imagine a DNA but only a single helix =))))))...anyway...obviously sinxis a SINusoid...cosine is just a vertical graph of sinx so both are sinusoid
 2 years ago

greysmitherBest ResponseYou've already chosen the best response.0
OH! I get it now. Thank you guys :) Esp. the drawings, they were very helpful
 2 years ago

FoolForMathBest ResponseYou've already chosen the best response.0
Yes, if you see the graph of \( y=\sqrt{x} \) it's easy to note that it's not a sinusoid. you could use this site :http://www.wolframalpha.com/
 2 years ago

radarBest ResponseYou've already chosen the best response.2
The square root drawing only depicts the positive roots, imagine a similar curve on the left (quadrant II)
 2 years ago
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