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11-02-2019
Mathematics

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Evaluate f(-1) using substitution

Evaluate f1 using substitution class=

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11-02-2019

Answer:

1

Step-by-step explanation:

f(-1)

f(X) =2X³-3X²-18X-8

=2(-1)-3(-1)-18(-1)-8

=-2+3+8-8

1+8-8

9-8

1

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