1) 516² - 516 513 = 266256 - 263868 = 23882) 0.7³ + 0.7 0.51 = 0.343 + 0.357 = 0.73) 0.2⁴ - 0.2³ 1.2 = 0.0016 - 0.008 1.2 = 0.0016 - 0.0096 = -0.008
1) 516² - 516 513 = 266256 - 263868 = 2388
2) 0.7³ + 0.7 0.51 = 0.343 + 0.357 = 0.7
3) 0.2⁴ - 0.2³ 1.2 = 0.0016 - 0.008 1.2 = 0.0016 - 0.0096 = -0.008