Jawapan

2016-05-24T20:53:06+08:00
HTP= -1
HDP=-20
HTP baru=3α + 3β
=3(α+β)
=3(-1)
=-3
HDP baru=3α× 3β
=9(αβ)
=9(-20)
=-180
x²+HTPx-HDP=0
x²+(-3)x-(-180)=0
x²-3x+180=0