LEMBAR KERJA PESERTA DIDIK
TUGAS 2.2
MAPEL : MATEMATIKA
KELAS : IX (Sembilan)
SEMESTER : V (Ganjil)
No. LK : 2.2 Persamaan Kuadrat (Menentukan Akar persamaan kuadrat dengan
melengkapkan kuadrat sempurna)
1. Tentukan akar persamaan berikut dengan melengkapkan kuadrat sempurna.
a. x2 + 7x + 12 = 0
b. x2 + 7x + 6 = 0
c. 3x2 + 5x -2 = 0
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LK 2.2 MELENGKAPKAN KUADRAT SEMPURNA
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