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berrypicking
 one year ago
Best ResponseYou've already chosen the best response.0corrections 7 cos 2t=3

cwrw238
 one year ago
Best ResponseYou've already chosen the best response.1arccos 3/7  your calculator will give u the value of t in first quadrant the other value is in 4th quadrant

berrypicking
 one year ago
Best ResponseYou've already chosen the best response.0what does arccos mean

berrypicking
 one year ago
Best ResponseYou've already chosen the best response.0am I setting calculator in rad. or degrees

cwrw238
 one year ago
Best ResponseYou've already chosen the best response.1oh  then find angle whose cos is 3/7 0 calculator will give you value of 2t in first quadrant

cwrw238
 one year ago
Best ResponseYou've already chosen the best response.1right  set to rad arccos means the angle whose cos is given value or  on calculator button this might be cos 1

berrypicking
 one year ago
Best ResponseYou've already chosen the best response.0cos 3/7= .91 now what

berrypicking
 one year ago
Best ResponseYou've already chosen the best response.0how do I get the other value

cwrw238
 one year ago
Best ResponseYou've already chosen the best response.1you need cos1 not cos check again : i make it 1.128 rad

berrypicking
 one year ago
Best ResponseYou've already chosen the best response.0ok that is 1.099??

berrypicking
 one year ago
Best ResponseYou've already chosen the best response.01/cos(3/7) right?

berrypicking
 one year ago
Best ResponseYou've already chosen the best response.0and how do you know I need cos1 and not cos?

cwrw238
 one year ago
Best ResponseYou've already chosen the best response.1no  the cosine of the angle 2t = 3/7 you need to find the angle whose cosine is 3/7 first find 3 / 7 on ur calculator then you need to press the cos1 (or arccos) button

berrypicking
 one year ago
Best ResponseYou've already chosen the best response.0do I just press cos then 1

cwrw238
 one year ago
Best ResponseYou've already chosen the best response.1cos1 does not mean 1 / cos in this context

cwrw238
 one year ago
Best ResponseYou've already chosen the best response.1no there is probably a button marked cos but you first press the shift key then cos button to get value of the angle

cwrw238
 one year ago
Best ResponseYou've already chosen the best response.1cos1 notation is a bit confusing  in Europe they use arccos which makes more sense

berrypicking
 one year ago
Best ResponseYou've already chosen the best response.0cos (3/7)=.91. Do I press shift key before entering cos (3/7)? don't know the shift key

berrypicking
 one year ago
Best ResponseYou've already chosen the best response.0I haven't done any problems with cos1

cwrw238
 one year ago
Best ResponseYou've already chosen the best response.1calculators vary you either press shift cos (3/7) or (3/7) shift cos

cwrw238
 one year ago
Best ResponseYou've already chosen the best response.1the correct value is 1.127 (to 3 dec places)

cwrw238
 one year ago
Best ResponseYou've already chosen the best response.1its a bit hard to explain without seeing your calculator....
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