3 akar 75 + akar 72 - 5 akar 27 - 4 akar18
Matematika
Misnalibarabere
Pertanyaan
3 akar 75 + akar 72 - 5 akar 27 - 4 akar18
1 Jawaban
-
1. Jawaban Sutr1sn0
3V75 + V72 - 5V27 - 4V18
= 3V(25×3) + V(36×2) - 5V(9×3) - 4V(9×2)
= 3V25V3 + V36V2 - 5V9V3 - 4V9V2
= 3(5)V3 + 6V2 - 5(3)V3 - 4(3)V2
= 15V3 + 6V2 - 15V3 - 12V2
= - 6V2