cos^2 1500 derajat =... isi cara

Question

Matematika Diposting : 2017-06-01 Diupdate : 2022-05-25 Marissatiffany1

Pertanyaan

cos^2 1500 derajat =...
isi cara

Answer 1

cos^2 1.500 drjt
= (cos 1.500)^2

--> cos 1500
= cos (4 x 360 + 60)
= cos 60
= 1/2

(1/2)^2
= 1/4

Answer 2

Mapel : Matematika
Kelas : X SMA
Bab : Trigonometri

Pembahasan :
Cos² 1500°
= (Cos 1500°)²
= [Cos (4 x 360 + 60)]²
= [Cos 60]²
= (1/2)²
= 1/4