Evaluate the Function $f ( k )$ When $f ( x ) = 3 x ^ { 2 } + 4 x + 5$

question 21

Multiple Choice

Evaluate the function.
-Find $f ( k )$ when $f ( x ) = 3 x ^ { 2 } + 4 x + 5$

• A) \(3 \mathrm { k } ^ { 2 } + 4 \mathrm { k } + 25\)
• B) \(3 \mathrm { k } ^ { 2 } + 4 \mathrm { k } + 5\)
• C) \(9 \mathrm { k } ^ { 2 } + 16 \mathrm { k } + 25\)
• D) \(3 k ^ { 2 } + 16 k + 5\)

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Research methods that involve observing and measuring without directly manipulating variables, to identify relationships between them, but without establishing causal connections.