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25-05-2021
Mathematics

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The function h is defined by
h(x)=x²-2.
Find h(2z)

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25-05-2021

Answer:

[tex]h(x) = {x}^{2} - 2 \\ h(2z) = {(2z)}^{2} - 2 \\ = 4 {z}^{2} - 2 \\ = 2( {2z}^{2} - 1)[/tex]

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