Tao, Terence - Analysis I, 2nd Ed (2009) - Front Matter and Chapter 1
1-1 ALGEBRA 2 LESSON 1-1 Simplify. 1.–(–7.2)2.1 – (–3) 3.–9 + (–4.5) 4.(–3.4)(–2) (For help, go to Skills Handbook page 845.) Properties of Real Numbers.
Properties of Real Numbers