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DO NOT DELETE YOUR QUESTIONS - IT IS EXTREMELY RUDE!  (added by Melody)

 Jan 23, 2019
edited by Guest  Jan 23, 2019
edited by Guest  Jan 23, 2019
edited by Melody  Jan 24, 2019
edited by Melody  Jan 24, 2019
 #1
avatar+18937 
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f(March) = 12.2 cos (pi6 2) + 54.9       ( Jan = 0    feb = 1   mar = 2)  =    I'll let you crunch the numbers.  (are you SURE it isn't pi/6 *  x  ??)

 

 

(make sure you use radians....not degrees)

 Jan 23, 2019
edited by ElectricPavlov  Jan 23, 2019
 #2
avatar+381 
-2

61 degrees ?

kikidylm  Jan 23, 2019

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