Answer:
a² + 3a - 40
Step-by-step explanation:
Look at the bolded terms
By using FOIL method
F- (a + 8) (a - 5) = a²
O- (a + 8) (a - 5) = - 5a
I- (a + 8) (a - 5) = 8a
L- (a + 8) (a - 5) = - 40
Write all terms
a²-5a+8a-40
(combined all similar terms)
a²+3a-40 answer
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Answer:
a² + 3a - 40
Step-by-step explanation:
Look at the bolded terms
By using FOIL method
F- (a + 8) (a - 5) = a²
O- (a + 8) (a - 5) = - 5a
I- (a + 8) (a - 5) = 8a
L- (a + 8) (a - 5) = - 40
Write all terms
a²-5a+8a-40
(combined all similar terms)
a²+3a-40 answer