Jika : A = 3ab - 2bc B = -5bc + 4ac C = -ab -6ac berapakah : A + 2B - 3C ^ aljabar
Matematika
JasonBrainly
Pertanyaan
Jika : A = 3ab - 2bc
B = -5bc + 4ac
C = -ab -6ac
berapakah :
A + 2B - 3C
^ aljabar
B = -5bc + 4ac
C = -ab -6ac
berapakah :
A + 2B - 3C
^ aljabar
1 Jawaban
-
1. Jawaban zaachaa
A + 2B - 3C
=(3ab - 2bc) + 2(-5bc + 4ac) - 3(-ab - 6ac)
=3ab - 2bc - 10bc + 8ac + 3ab + 18ac
=3ab + 3ab - 2bc - 10bc + 8ac + 18ac
=6ab - 12bc + 26ac