Question 1

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Amb els polinomis
begin mathsize 12px style bold P bold left parenthesis bold x bold right parenthesis bold space bold equals bold space begin bold style negative 9 times x squared minus 7 times x minus 5 end style end style
i begin mathsize 12px style bold Q bold left parenthesis bold x bold right parenthesis bold space bold equals bold space begin bold style 2 times x cubed plus 6 times x squared minus 8 end style end style
Multipliqueu P(x) · Q(x)

Format: 2x^4-3x^3-7x^2+x-9

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