Pertanyaan

Nilai dari sin 6 0 ∘ − cos 4 5 ∘ sin 9 0 ∘ + cos 6 0 ∘ − tan 4 5 ∘ ....

Nilai dari $\frac{sin 9 0 ^{\circ} + cos 6 0 ^{\circ} - tan 4 5 ^{\circ}}{sin 6 0 ^{\circ} - cos 4 5 ^{\circ}}$ ....

$fraction numerator 1 over denominator square root of 2 minus square root of 3 end fraction$
$fraction numerator 1 over denominator square root of 2 plus square root of 3 end fraction$
$fraction numerator 1 over denominator square root of 3 minus square root of 2 end fraction$
$negative fraction numerator 1 over denominator square root of 3 minus square root of 2 end fraction$

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Habis dalam

Klaim

D. Kamilia

Master Teacher

Mahasiswa/Alumni Universitas Negeri Malang

Jawaban terverifikasi

Pembahasan

$fraction numerator sin space 90 degree plus space cos space 60 degree minus tan space 45 degree over denominator sin space 60 degree minus cos space 45 degree end fraction equals fraction numerator 1 plus 1 half minus 1 over denominator 1 half square root of 3 minus 1 half square root of 2 end fraction$ $equals fraction numerator 1 half over denominator 1 half left parenthesis square root of 3 minus square root of 2 right parenthesis end fraction equals fraction numerator 1 over denominator square root of 3 minus square root of 2 end fraction$