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Sagot :

Réponse:

[tex]4 \times ( - 2) + 1 = - 7[/tex]

[tex] {3}^{2} - 7 = 9 - 7 = 2 \\ { ( - 5)}^{2} - 7 = 25 - 7 = 18[/tex]

[tex] - 2 \times {( - 1) }^{2} + 1 - 3 = - 2 - 1 - 3 = - 6[/tex]

[tex]3 - 6 - 7 = - 10[/tex]

[tex]5 - 3 \times 5 + 2 = 12[/tex]

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