muddnumba1 muddnumba1
  • 11-04-2018
  • Social Studies
contestada

multiply the polynomial expressions below.(7x+5)(2x^3-4x^2+9x-3)

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IsrarAwan
IsrarAwan IsrarAwan
  • 13-04-2018
Ans: 14x^4 - 18x^3 + 43x^2 + 24x -15

Explanation:
Given:
(7x+5)(2x^3-4x^2+9x-3)

7x(2x^3-4x^2+9x-3) + 5(2x^3-4x^2+9x-3)

14x^4 - 28x^3 + 63x^2 - 21x + 10x^3 - 20x^2 + 45x - 15

Hence,
14x^4 - 18x^3 + 43x^2 + 24x -15

-i
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TRUEBOSS72
TRUEBOSS72 TRUEBOSS72
  • 08-11-2018

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