2 (q2 - 5q ) -3 (2q - 7 ) dapat di sederhanakan... A. 2q2 + 16q + 21 B. 2q2 - 16q + 21 C.2q2 + 4q - 21 D.2q2 - 4q - 21
Matematika
husnimadevakerovy3i5
Pertanyaan
2 (q2 - 5q ) -3 (2q - 7 ) dapat di sederhanakan...
A. 2q2 + 16q + 21
B. 2q2 - 16q + 21
C.2q2 + 4q - 21
D.2q2 - 4q - 21
A. 2q2 + 16q + 21
B. 2q2 - 16q + 21
C.2q2 + 4q - 21
D.2q2 - 4q - 21
2 Jawaban
-
1. Jawaban aqeelkayana
2q2 - 10q - 6q + 21 = 2q2-16q+21 ( B ) -
2. Jawaban AkinariAihara
2(q2 - 5q) - 3(2q - 7)
= 2q2 -10q - 6q + 21
= 2q2 - 16q + 21 (B)
semoga membantu :)