Als  sin α  gelijk is aan \(\frac12\) , dan is
sin α . cos α . tan α gelijk aan
A.   1
B.   2
C.   \(\frac12\)
D.   \(\frac14\)
E.   \(\frac34\)
    A    B    C    D    E

[ 3-0696 - op net sinds 23.7.2026-(E)- ]

Translation in   E N G L I S H

IN CONSTRUCTION

Oplossing - Solution

\sin\alpha\cdot\cos\alpha\cdot\tan\alpha=\sin\alpha\cdot\cos\alpha\cdot\frac{\sin\alpha}{\cos\alpha}=\sin^2\alpha=\left(\frac12\right)^2=\frac14

GWB