Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Appendix A - Exercise Set: 45


Appendix A - Ex. Set : 45 (Answer) $(3x + \frac{1}{2})(3x - \frac{1}{2})$ $= 9x^2 - \frac{1}{4}$

Work Step by Step

Appendix A - Ex. Set : 45 (Solution) $(3x + \frac{1}{2})(3x - \frac{1}{2})$ $= (3x)^2 - (\frac{1}{2})^2$ (Multiplying the sum and difference of the same two terms.) $= 9x^2 - \frac{1}{4}$
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