limit x->-y (tan x+tan y)/(((x^2-y^2)/-2y^2)(1-tan xtan y)

Saluran Edukasion 2024-01-20T06:56:43

limit x->-y (tan x+tan y)/(((x^2-y^2)/-2y^2)(1-tan xtan y) = ...
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limit x->-y (tan x+tan y)/(((x^2-y^2)/-2y^2)(1-tan xtan y) = ...