Gambarlah grafik fungsi trigonometri y= -3 cos 2x By Admin ReiPosted on December 3, 2022 Gambarlah grafik fungsi trigonometri y= -3 cos 2x Jawaban: y = -3 cos 2x 0 = -3 cos 2x Cos 2x = 0 2x = π/2 + kπ/2
