Pertanyaan

Hitung nilai dari: 2 tan 6 π sin 2 3 π + cos 2 π

Hitung nilai dari: $\frac{sin \frac{3 π}{2} + cos \frac{π}{2}}{2 tan \frac{π}{6}}$

8 dari 10 siswa nilainya naik

dengan paket belajar pilihan

Habis dalam

Klaim

S. Nur

Master Teacher

Jawaban terverifikasi

Pembahasan

Ingat Jadi

Ingat

Jadi

$begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell fraction numerator sin begin display style fraction numerator 3 straight pi over denominator 2 end fraction end style plus cos begin display style straight pi over 2 end style over denominator 2 tan space begin display style straight pi over 6 end style end fraction end cell equals cell fraction numerator sin space open parentheses straight pi plus begin display style 1 half end style straight pi close parentheses plus 0 over denominator 2 open parentheses begin display style fraction numerator 1 over denominator square root of 3 end fraction end style close parentheses end fraction end cell row blank equals cell open parentheses negative sin space 1 half straight pi close parentheses cross times open parentheses fraction numerator square root of 3 over denominator 2 end fraction close parentheses end cell row blank equals cell open parentheses negative 1 close parentheses cross times open parentheses fraction numerator square root of 3 over denominator 2 end fraction close parentheses end cell row blank equals cell negative 1 half square root of 3 end cell end table end style$