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22-04-2020
Mathematics

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Is (-3, 2) a solution of 72 +9y > -3?

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Аноним Аноним

22-04-2020

Answer:

yes, (-3, 2) is a solution

Step-by-step explanation:

72 + 9y > - 3

9y > - 72 - 3

9y > - 75

y > - 75/9

y > - 25/3

y > - 8. (3)

y ∈ (-8.0(3) ; +oo)

(-3, 2) ⊂ (-8.0(3) ; +oo)

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