1.p²+5p-14 2. 6-7d-d² 3.a²+4a-77 JAWAB PAKE CARA YAA
Matematika
nuransachna
Pertanyaan
1.p²+5p-14
2. 6-7d-d²
3.a²+4a-77
JAWAB PAKE CARA YAA
2. 6-7d-d²
3.a²+4a-77
JAWAB PAKE CARA YAA
1 Jawaban
-
1. Jawaban risnaxd
1. p²+5p-14
(p+7)(p-2) = 0
P=-7, p=2
3.a²+4a-77
(a+11)(a-7)
a=-11, a=7