Alle oplossingen
die voldoen aan
| sin x | = 1
worden gegeven
door 		A.   R
B.   x = + k.2π
C.   x = − + k.2π
D.   x = + k.π
E.   x = k.π
A    B    C    D    E 

[ 5-4338 - op net sinds 30.10.15-(E)-4.11.2023 ]

Translation in   E N G L I S H

All the solutions
satisfying
| sin x | = 1
are given
by 		A.  R   (all x)
B.  x = + k.2π
C.  x = − + k.2π
D.  x = + k.π
E.  x = k.π

Oplossing - Solution

  |sin x| = 1
⇔ sin x = 1 ∨ sin x = −1
⇔ x = + k.2π ∨ x = − + k.2π
⇔ x = + k.π