xanderjohnson xanderjohnson
  • 28-07-2017
  • Mathematics
contestada

what is the range of y = 3cos x

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apologiabiology
apologiabiology apologiabiology
  • 28-07-2017
that is highest to lowest value of y

we know the range of y=cos x is -1 to 1

so
we multiply it by 3
-3 to 3 is the range
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