2(cos150-sin120)/sin30
Matematika
gallynaldy
Pertanyaan
2(cos150-sin120)/sin30
1 Jawaban
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1. Jawaban PermadiPutraAmin
2(cos150-sin120)/sin30
=2(-1/2√3-1/2√3)/1/2
=2(-√3)/2
=-2√3/2