Question

Please help me if you know the correct answer, thank you

Answer 1

9514 1404 393

Answer:

• Option 3
• Option 1
• Option 3

Explanation:

1. The domain is the horizontal extent of the graph. The domain of the solution space extends to x=8 on the right, with x=8 not included. The appropriate description is ...

(-∞, 8)

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2. A suitable matrix calculator gives the solution as ...

(2, 5, -2)

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3. A suitable matrix calculator gives no solution. (The reduced form of the last equation is 0=1. No variable values will make this true.)