Pertanyaan

D ik e t ah u i sin ( x − 6 0 ∘ ) + sin ( x + 6 0 ∘ ) = p . H a s i l d a r i sin 2 x = ....

$D ik e t ah u i sin (x - 6 0^{\circ}) + sin (x + 6 0^{\circ}) = p . H a s i l d a r i sin 2 x = ....$

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Klaim

F. Pratama

Master Teacher

Mahasiswa/Alumni Universitas Putra Indonesia YPTK Padang

Jawaban terverifikasi

Pembahasan

$sin space left parenthesis x minus 60 to the power of o right parenthesis plus sin space left parenthesis x plus 60 to the power of o right parenthesis equals p 2 space sin space left parenthesis fraction numerator left parenthesis x minus 60 to the power of o right parenthesis space sin space left parenthesis x plus 60 to the power of o right parenthesis over denominator 2 end fraction right parenthesis space cos left parenthesis fraction numerator left parenthesis x minus 60 to the power of o right parenthesis left parenthesis x plus 60 to the power of o right parenthesis over denominator 2 end fraction right parenthesis space equals p 2 space sin space x space cos space 60 to the power of o equals p 2 space sin space x space.1 half equals p sin space x equals p s e h i n g g a comma space cos space x space a d a l a h cos space x equals square root of 1 minus p squared end root s e h i n g g a comma space sin space 2 x space a d a l a h sin space 2 x equals space 2 space sin space x space cos space x sin space 2 x equals space 2 space. p space. space square root of 1 minus p squared end root sin space 2 x equals 2 p square root of 1 minus p squared end root j a d i comma space j a w a b a n n y a space a d a l a h space C$