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Diketahui segitiga ABC dimana: (sin (90+a)/tan

Saluranedukasi
Saluranedukasion 2024-03-29T04:24:08.000Z
Diketahui segitiga ABC dimana: (sin (90+a)/tan
source: https://youtu.be/4fSispJD_ts

Diketahui segitiga ABC dimana: (sin (90+a)/tan (270+a)).(cot (180-a)/cos (360-a))+(cos (90-a)/cot (90+a)). (1/sec (360-a))=(tan (225+b)/cot (225-b)).(cos b/(cosec b.cot b)) Buktikanlah bahwa: sin a=sin b !

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