100 Things Dodgers Fans Should Know & Do Before They Die (100 Things...Fans Should Know)

100 Things Dodgers Fans Should Know & Do Before They Die (100 Things...Fans Should Know)

Matematika Sekolah Menengah Atas 2x² + 9x-5=0
tolong dibantu kakak​

2x² + 9x-5=0
tolong dibantu kakak​

2x² + 9x - 5 = 0

2x² + 10x - x - 5 = 0

2x (x + 5) - 1 (x + 5) = 0

(2x - 1)(x + 5) = 0

x = 1/2 atau x = -5