Welke gelijkheid is correct ? |
A. sin 30° = sin 150° |
---|---|
B. cos 30° = cos 150° | |
C. tan 30° = tan 150° | |
D. cot 30° = cot 150° | |
E. cot 30° = tan 150° |
[ 4-0301 - op net sinds 28.10.12-(E)-25.10.2023 ]
Which equality is correct ? |
A. sin 30° = sin 150° |
---|---|
B. cos 30° = cos 150° | |
C. tan 30° = tan 150° | |
D. cot 30° = cot 150° | |
E. cot 30° = tan 150° |