Question

Selesaika persamaan berikut demgan mengguakan rumus abc! 2x²+15=13x

Answer 1

2x²+15=13x
= 2x²-13x+15=0
= (2x-3)(x-5) = 0

(2x-3) = 0
= 2x = 3
= x = 3/2

(x-5) = 0
x = 5

maaf kalo ada yg salah.. semoga membantu:)