4 cos 15 sin 75 cos 135 = –

By Admin ReiPosted on December 8, 2022

$frac{1}{2}$
( 2+
$sqrt{3}$
)
$sqrt{2}$

4 cos 15 sin 75 cos 135 = –

Matematika
Bab: Trigonometri
Kelas: XI
Semester 1 KTSP 2006
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