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UnbelievableDreams
 one year ago
Solve the equation for an exact solution. I don't know how to solve it.
UnbelievableDreams
 one year ago
Solve the equation for an exact solution. I don't know how to solve it.

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0what is 2arcsin(1/2)?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0arccosx=pi/3+pi/2 by adding to both sides arccosx=5pi/6 by adding pi/3 + pi/2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Hint: 5pi/6 is 150 degrees and it is at 2nd quadrant making it negative.

UnbelievableDreams
 one year ago
Best ResponseYou've already chosen the best response.0Is it sqrt(11)/ 5pi ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0No. arccosx=5pi/6 is cos(5pi/6)=? It should not have a pi value!

UnbelievableDreams
 one year ago
Best ResponseYou've already chosen the best response.0 sqrt(3) / 2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Yes, that is correct!
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