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Himpunan penyelesaian dari persamaan cos 2x + 3 sin x + 1 = 0 untuk 0 ≤ x ≤ 36 0 o adalah...

Himpunan penyelesaian dari persamaan cos 2x + 3 sin x + 1 = 0 untuk  adalah...

  1. open curly brackets 30 to the power of 0 comma space 150 to the power of 0 close curly brackets

  2. open curly brackets 60 to the power of 0 comma space 120 to the power of 0 close curly brackets

  3. open curly brackets 120 to the power of 0 comma space 240 to the power of 0 close curly brackets

  4. open curly brackets 210 to the power of 0 comma space 330 to the power of 0 close curly brackets

  5. open curly brackets 240 to the power of 0 comma space 300 to the power of 0 close curly brackets

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F. Kurnia

Master Teacher

Mahasiswa/Alumni Universitas Jember

Jawaban terverifikasi

Pembahasan

cos space 2 x plus 3 space sin invisible function application x plus 1 equals 0 1 minus 2 s i n squared invisible function application x plus 3 s i n invisible function application x plus 1 equals 0 minus 2 s i n squared invisible function application x plus 3 s i n invisible function application x plus 2 equals 0 left parenthesis sin invisible function application x minus 2 right parenthesis left parenthesis negative 2 space sin invisible function application x minus 1 right parenthesis equals 0 S e h i n g g a space sin invisible function application x equals 2 space a t a u space minus 2 space sin invisible function application x minus 1 equals 0  sin invisible function application x equals negative 1 half U n t u k space sin invisible function application x equals 2 sin invisible function application x equals 2 space left parenthesis t i d a k space m e m e n u h i comma space k a r e n a space sin invisible function application x space less than space 1 right parenthesis U n t u k space sin invisible function application x equals negative 1 half sin invisible function application x equals negative 1 half s i n invisible function application x equals s i n invisible function application 210 to the power of o x equals 210 to the power of o plus k.360 to the power of o a t a u x equals 180 to the power of o minus 210 to the power of o plus k.360 to the power of o x equals 210 to the power of o plus k.360 to the power of o a t a u x equals negative 30 to the power of o plus k.360 to the power of o J i k a space k space equals space 0 comma space m a k a space x equals 210 to the power of o x equals negative 30 to the power of o left parenthesis t i d a k space m e m e n u h i right parenthesis J i k a space k space equals space 1 comma space m a k a x equals 210 to the power of o plus 1.360 to the power of o a t a u x equals negative 30 to the power of o plus 1.360 to the power of o x equals 570 to the power of o left parenthesis t i d a k space m e m e n u h i right parenthesis space x equals 330 to the power of o S e h i n g g a space H P space p e r s a m a a n space c o s 2 x plus 3 s i n invisible function application x plus 1 equals 0 space d e n g a n 0 to the power of o less than x less than 360 to the power of o 210 to the power of o comma 330 to the power of o

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Mayy

Makasih ❤️

Ananta Shifa

Makasih ❤️

Nitasari

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Mulia azhar

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