College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.4: 48

Answer

$25x^4-30x^2+9$

Work Step by Step

$$(5x^2-3)^2$$ $$=(5x^2-3)(5x^2-3)$$ $$=(5x^2\times 5x^2)+(5x^2\times (-3))+(-3\times 5x^2)+(-3\times (-3))$$ $$=25x^4-15x^2-15x^2+9$$ $$=25x^4-30x^2+9$$
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.