18^ - 18^ = - Vidyadip

MCQ

$\cos 18^{\circ}-\sin 18^{\circ}=$

A
$\sin 27^{\circ}$
B
$\sqrt{2} \sin 27^{\circ}$
C
$\cos 27^{\circ}$
D
$\sqrt{2} \cos 27^{\circ}$

✓

Answer

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