For the question, down in the attachment is the answer A.)
2 answers:
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F ( x ) : d ( x ) =
= x² + 4 x + 5
Answer:
B ) f ( x ) = ( x² + 1 ) ( x² + 4 x + 5 )
= x² + 4 x + 5
Answer:
B ) f ( x ) = ( x² + 1 ) ( x² + 4 x + 5 )