Question 1

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Dada la función f left parenthesis z right parenthesis equals negative 3 z to the power of 7 end exponent blank negative 7 z to the power of 5 end exponent plus 9 z to the power of 2 end exponent blank negative 2.

Entonces, fraction numerator straight d f left parenthesis negative 1 right parenthesis over denominator straight d z end fraction equals

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