Chapter 1 - Section 1.8 - Exponents and Order of Operations - Exercise Set - Page 100: 41

300

Work Step by Step

(4$\times$5)$^2$-4$\times$5$^2$ First multiply inside the parenthesis. (20)$^2$-4$\times$5$^2$ Then solve the exponents. (400)-4$\times$(25) Then multiply. 400-(100) Then subtract 300

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