Page 5 - SITI MUTMAINAH TUGAS 1_Neat
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MTKU – 3.6 / 4.6 / 2 / 1.1
= {x | x ∈ R} ∩ {x | x ∈ R} dan x – 9 ≠ 0}
2
= {x | x ∈ R} dan (x + 3) (x – 3) ≠ 0}
= {x | x ∈ R} dan x ≠ -3, x ≠ 3}
= {x | x ∈ R, x ≠ -3, x ≠ 3}
Ayo berlatih!
Setelah kalian memahami uraian singkat materi dan contoh di atas, maka cobalah
seelesaikan soal-soal di bawah ini:
1. Diketahui dua fungsi f dan g yang masing-masing dirumuskan sebagai
( ) dan ( ) Tentukan rumus fungsi-fungsi berikut
beserta domainya.
a. ( )( )
b. ( )( )
c. ( )( )
d. ( )( )
2. Diketahui dua fungsi f dan g yang masing-masing dirumuskan sebagai ( )
dan ( ) Tentukan rumus fungsi-fungsi berikut beserta domainya.
a. ( )( )
b. ( )( )
c. ( )( )
d. ( )( )
3. Diketahui rumus fungsi ( ) √ dan ( )( ) √ . Tentukan
rumus fungsi beserta domainnya.
Jawab: ......................................................................................................................................................................
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Apabila kalian telah mampu menyelesaikan soal di atas, maka kalian bisa
melanjutkan pada kegiatan belajar 2 berikut.
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