4.sin 180° + 3.cos 180° + 3.sin 270° + cos 270°

is gelijk aan
A.   − 1
B.   − 2
C.   − 3
D.   − 4
E.   − 5
F.   − 6
A    B    C    D    E    F 

[ 4-1880 - op net sinds 29.9.12-(E)-22.10.2023 ]

Translation in   E N G L I S H

4 sin 180° + 3 cos 180° + 3 sin 270° + cos 270°

is equal to
A.   − 1
B.   − 2
C.   − 3
D.   − 4
E.   − 5
F.   − 6

Oplossing - Solution

4.sin180° + 3.cos180° + 3.sin270° + cos 270° = 4.0 + 3.(−1) + 3.(−1) + 0 = ...