Python语言程序设计(美-梁勇)第3章(英文)习题解答(共4页).doc

Chapter 3 Mathematical Functions, Strings, and Objects1. 2.True3.r = math.radians(47)4.r = math.degrees(math.pi / 7)5.code = ord(1)code = ord(A)code = ord(B)code = ord(a)code = ord(b)ch = chr(40)ch = chr(59)ch = chr(79)ch = chr(85)ch = chr(90)6.print()print()7.u00788.D9.2510.title = chapter + str(1)11.52312.An object is an entity such as a number, a string, a student, a de