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16 votes
16 votes
f(x) = 9x ^ 2 - 3 then what is f(3) ? Work must be shown for this problem or no credit will be earned.

User Intrications
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1 Answer

7 votes
7 votes

Answer:

f ( 3 ) = 81

Explanation:

→ Substitute in x = 3

9 × 3² - 3

→ Simplify

9 × 9 - 3

→ Simplify again

78

User Michael Anckaert
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