Question

Tolong ya jawaban no 3 apa beserta cara juga....
thx.

Answer 1

A= -4
b= 2
c= -5
tinggal dimasukin aja
= -3(-4)(-5) + 5(2)(-5) + (-4)(2)(-5)
= -3(20) + 5(-10) + 40
= -60 -50 +40
= -110 + 40
= -70