nilai tan(-1.200 *)
Matematika
aril152
Pertanyaan
nilai tan(-1.200 *)
1 Jawaban
-
1. Jawaban 18Navillera
tan (-1200°)
= - tan 1200
= - tan (3 * 1080 + 120)
= - tan 120
= - tan (90 + 30)
= cot 30
= akar 3