Tolong dong yang bisa jawab(2a-b) (a+3b)(2a-b)(a-3b)

By Admin ReiPosted on December 7, 2022

Tolong dong yang bisa jawab(2a-b) (a+3b)(2a-b)(a-3b)

A).
$(2a - b)(a + 3b) = 0 \ {2a}^{2} + 6ab - ab - {3b}^{2} = 0 \ {2a}^{2} - {3b}^{2} + 5ab = 0$
b).
$(2a - b)(a - 3b) = 0 \ {2a}^{2} - 6ab - ab + {3b}^{2} = 0 \ {2a}^{2} + {3b}^{2} - 7ab = 0$

semoga membantu 🙂
maaf kalau salah