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scoundrel [369]

2 years ago

11

Please help me with this math!

1 answer:

lidiya [134]2 years ago

8 0

Answer:

9. (-∞, ∞)

10. (-∞, 3)U(3,∞)

11. (-∞, -3)U(-3,1)U(1, ∞)

12. (-∞,0)U(0,3)U(3, ∞)

13. (-∞,0)U(0,5)U(5, ∞)

14. (-∞,3)U(3, ∞)

15. (not sure)

16. [-4,0]U[0,4]U[4,∞)

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