Page 82 - LKPD MATEMATIKA WAJIB KELAS X SEMESTER GANJIL(1)
P. 82
LEMBAR KEGIATAN PESERTA DIDIK 3 (LKPD)
FUNGSI KOMPOSISI
AKTIVITAS
2
1. Jika ( ) = + 3 dan ( ∘ )( ) = − 2, maka tentukan ( ).
Jawab :
......................................................................................................................................................
......................................................................................................................................................
2
2. Jika ( ) = 2 + 5 dan ( )( ) = 2 – 4 + 7. Tentukan ( )
Jawab :
......................................................................................................................................................
......................................................................................................................................................
2
3. Jika ( ) = – dan ( )( ) = 4 – 6 + 2. Tentukan ( ), (1) = 1.
2
Jawab :
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
2
2
4. Tentukan ( ),bila ( ) = √ − 1 ( ∘ )( ) = √4 − 4 . Jika (1) = 1
Jawab :
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
.
