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Mathematics

Answered

Example 2
Let f(x) = 3x2 - 1. Find each of the following
a. f(9)
b. f(-2)
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Answer :

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Answer:

Step-by-step explanation:

f(9) = 3(9)^2 - 1 = 242

f(-2) = 3(-2)^2 - 1 = 11

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f(9) is 242 abs f(-2) is 11

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