Jika lim _(x -> 0) (1-cos 2 x)/(cos a x-cos b x)=(1)/(2) ,

Name: Jika lim _(x -> 0) (1-cos 2 x)/(cos a x-cos b x)=(1)/(2) ,
Uploaded: 2023-12-17T10:56:43.000Z
Duration: PT5M2.8S
Description: Jika lim _(x -> 0) (1-cos 2 x)/(cos a x-cos b x)=(1)/(2) , maka a^(2)-b^(2)= ..