Welke ongelijkheid is correct ? (geen zakrekenmachine!) |
A. sin 130° < sin 140° |
---|---|
B. cos 10° < cos 50° | |
C. cos 75° < sin 10° | |
D. tan 88° < tan 85° | |
E. cot 45° < cot 40° |
[ 4-2155 - op net sinds 18.8.13-(E)-30.10.2023 ]
Which inequality is correct ? (no calculator!) |
A. sin 130° < sin 140° |
---|---|
B. cos 10° < cos 50° | |
C. cos 75° < sin 10° | |
D. tan 88° < tan 85° | |
E. cot 45° < cot 40° |