5 MINUTE TIME LIMIT LEFT Consider the polynomial expression below. x^(3) -3x^(2) +81x-243 Rewrite the polynomial in the form (x - d)(x - e)(x + f), where d is a real number and e and f are complex numbers

asked Jan 5, 2020 223k views

1 vote

5 MINUTE TIME LIMIT LEFT Consider the polynomial expression below.

x^(3) -3x^(2) +81x-243

Rewrite the polynomial in the form (x - d)(x - e)(x + f), where d is a real number and e and f are complex numbers of the form bi.

5.1k points

Please log in or register to add a comment.

2 votes

$x^3-3x^2+81x-243=\\x^2(x-3)+81(x-3)=\\(x^2+81)(x-3)=\\(x-3)(x-9i)(x+9i)$

Jay Killeen answered Jan 12, 2020

4.3k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.2m questions

6.8m answers