Question

x² – (m + 3)x + 3m = 0 me ajudem a resolver ai glr

Answer 1

x² - (m + 3)x + 3m = 0

x² - xm + 3x + 3m = 0

x (x + 3) + m (-x + 3) = 0

x (x+3) = -m (-x+3)

x² + 3 = mx - 3m

S= {∅}