Welke gelijkheid is juist ? |
A. cos 0° + cos 0° = cos 0° |
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B. sin 0° + cos 0° = tan 0° | |
C. sin 60° + sin 60° = tan 60° | |
D. tan 30° + tan 30° = tan 60° | |
E. sin 60° + sin 60° = sin 120° |
[ 4-5090 - op net sinds 20.9.13_(E)-24.10.2023 ]
Which equality is correct ? |
A. cos 0° + cos 0° = cos 0° |
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B. sin 0° + cos 0° = tan 0° | |
C. sin 60° + sin 60° = tan 60° | |
D. tan 30° + tan 30° = tan 60° | |
E. sin 60° + sin 60° = sin 120° |