Respuesta :
Answer:
C.) -a^2 - a + 12
Step-by-step explanation:
(-a + 3) (a + 4)
FOIL (First, Outer, Inner, Last)
-a * a = -a^2
-a * 4 = -4a
3 * a = 3a
3 * 4 = 12
-4a + 3a = -a
Answer:
-a^2 - a + 12
C.) -a^2 - a + 12
Step-by-step explanation:
(-a + 3) (a + 4)
FOIL (First, Outer, Inner, Last)
-a * a = -a^2
-a * 4 = -4a
3 * a = 3a
3 * 4 = 12
-4a + 3a = -a
