Cos²45°+cosec²30°x2cot²60°=
Jawaban Terkonfirmasi
Kelas 10 Matematika
Bab Trigonometri
cos² 45° + cosec² 30° . 2 . cot² 60°
= (1/2 √2)² + (2)² . 2 . (1/3 √3)²
= 2/4 + 4 . 2 . 3/9
= 1/2 + 8/3
= 3/6 + 16/6
= 19/6
= 3 1/6
Cos²45°+cosec²30°x2cot²60°=
Kelas 10 Matematika
Bab Trigonometri
cos² 45° + cosec² 30° . 2 . cot² 60°
= (1/2 √2)² + (2)² . 2 . (1/3 √3)²
= 2/4 + 4 . 2 . 3/9
= 1/2 + 8/3
= 3/6 + 16/6
= 19/6
= 3 1/6