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damaskus [11]
3 years ago
5

41/80 Marks

Mathematics
1 answer:
Bad White [126]3 years ago
3 0

Answer:

a = 10

b = 4

Step-by-step explanation:

a) AB = 4 + x

b)

(x + 6)(x + 4) = 28

x^2 + 10x + 24 = 28

x^2 + 10x = 4

ax = 10x

a = 10

b = 4

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