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anonymous
 3 years ago
tan(arctanx + arctan 1/4)=7/11, find x
anonymous
 3 years ago
tan(arctanx + arctan 1/4)=7/11, find x

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anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0You should get the inverse of it

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0i already did that and i just want to make sure that my answer is correct :))

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0nakita nga lang kita eh

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0ang susungit naman ng mga tao dito

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0kala mo lang un.. may mabait dito :))

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0just use tan double angle formula.....

hartnn
 3 years ago
Best ResponseYou've already chosen the best response.0arctanA + arctan B = arctan((A+B)/(1AB))

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0wait.. i'm confused @_@

hartnn
 3 years ago
Best ResponseYou've already chosen the best response.0arctanx + arctan 1/4 = arctan((x+1/4)/(1x/4)) tan(arctanx + arctan 1/4) = (x+1/4)/(1x/4) =7/11

hartnn
 3 years ago
Best ResponseYou've already chosen the best response.0now can u find x ? (x+1/4)/(1x/4) =7/11
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