Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Section P.1 - Algebraic Expressions, Mathematical Models, and Real Numbers - Exercise Set: 111

Answer

$45$

Work Step by Step

Start with given expression: $8^{2}-16\div2^{2}\times4-3$. Start by finding exponents: $64-16\div4\times4-3$. Now perform multiplication and division from left to right: $64-4\times4-3=$ $64-16-3$. Finally, perform addition and subtraction from left to right: $48-3=45$.
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