21-01-2022
Mathematics

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What is the value of the expression below when z=3?

What is the value of the expression below when z3 class=

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jen4755 jen4755

21-01-2022

Answer:

82

Step-by-step explanation:

10z^2 - 2z - 2 =

10(3)^2 - 2(3) - 2 =

10(9) - 2(3) - 2 =

90 - 6 - 2 = 82

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