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Tcecarenko [31]
3 years ago
14

Evaluate a + b for a = 2 and b = 3

Mathematics
1 answer:
Vikki [24]3 years ago
5 0

Answer:

5

Step-by-step explanation:

2+3+5

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Answer:

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Step-by-step explanation:

As we know that, the arch meet the ground are the value of x when y = 0

y=−0.9(x+3)(x−3)

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=> The width of the arch at ground level is 6 ft

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Hello : 
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