Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Prerequisites - Review Exercises - Page 63: 75

Answer

$x^4-6x^3-9x^2-37x-10$

Work Step by Step

$(x^2+x+5)(x^2-7x-2)=x^2(x^2)+x^2(-7x)+x^2(-2)+x(x^2)+x(-7x)+x(-2)+5(x^2)+5(-7x)+5(-2)=x^4-7x^3-2x^2+x^3-7x^2-2x+5x^2-35x-10=x^4+(-7+1)x^3+(-2-7)x^2+(-2-35)x-10=x^4-6x^3-9x^2-37x-10$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.