plsssssss bantu jawab besok dikumpulin, makasiiiii
Jawaban:
1.a 1 dan 3
2 x²-16=0
(x+√16) (x-√16)
x+4=0 x-4=0
x=-4 x=4 b
3.x²-16x+63=0
p+q= -16
pxq= 63
-9+(-7)=-16
(-9)x(-7)=63
(x+p) (x+q)
(x-9) (x-7)
x-9=0 x-7=0
x=9 x=7
D.
[answer.2.content]
