Chin made an error in his chart showing the multiplication of the binomial by the trinomial. Which change can be made to correct
the chart? The expression 3x3 should be 3x2. The expression 6x should be 6x2. The expression 4x should be 4x2. The expression 2x2 should be 2x3.
2 answers:
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Answer:
(f+g)(x) = 60x + 400
Step-by-step explanation:
Given :
Amount in account A:
f(x) = 20x + 100
Amount in account B :
g(x) = 40x + 300
Total amount in Account A and B:
f(x) + g(x) = (20x + 100) + (40x + 300)
(f+g)(x) = (20x + 40x) + (100 + 300)
(f+g)(x) = 60x + 400
