(m-3)x² + 2 mx + (m+1)
D > 0
D > b² – 4ac
D > (2m)² – 4 (m – 3)(m + 1)
D > 4m² – 4m² -4m + 12m +12
D > 8m +12
-8m > 12
m < -12/8
m < -3/4 (jawaban opsi D)
semoga membantu!!
D > 0
D > b² – 4ac
D > (2m)² – 4 (m – 3)(m + 1)
D > 4m² – 4m² -4m + 12m +12
D > 8m +12
-8m > 12
m < -12/8
m < -3/4 (jawaban opsi D)
semoga membantu!!