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17-12-2020
Mathematics

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Evaluate the expression when y=-7

Evaluate the expression when y7 class=

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firelh19 firelh19

17-12-2020

Answer:

17

Step-by-step explanation:

Y = - 7

-7 to the 2nd power = 49.

4(-7) = - 28

49+(-28)=21

21 - 5 = 17

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