设函数[tex=4.0x1.357]AcsG/g4yU933TGrJs0qkCQ==[/tex]由方程[tex=4.786x1.357]LpvXFusTNaETMLWrYCtVMw==[/tex]确定,则[tex=4.071x3.0]T7uHijYQhhRkTELWMd0mokM8UnpR9EeKrUmk83TYpG1Nn9euDm21Qq9F1qy7v0MDC15Xz3qjs9UaVgiW7VgtIg==[/tex][input=type:blank,size:6][/input]
举一反三
- 设方程[tex=8.357x1.429]IYakOe1wuAWk7wjo/+17arVoo5eHvJ3M7fEpi6KQ/F4=[/tex]确定了函数[tex=4.0x1.357]AcsG/g4yU933TGrJs0qkCQ==[/tex],则[tex=2.214x2.643]aoAtmkWSHYklGULM9bBrEmEBZhrWV6A0lrTVcw+PWg5g53ZmNbg0CnEsuNoudy6f[/tex][input=type:blank,size:6][/input]
- 设[tex=6.786x1.5]TNFg+Au9750OPPGzVtD7D5yBirSaK36FzwFZyKvJSBA=[/tex],其中[tex=4.571x1.357]AcsG/g4yU933TGrJs0qkCQ==[/tex]是由方程[tex=8.0x1.214]2Wb597qdrwNJitnVzih12A==[/tex]确定的隐函数,则 [tex=5.571x1.429]49UFtdxdDKQlKWZMhTPj6qw9trYqbHNVsJ2WclAnp8A=[/tex][input=type:blank,size:4][/input]。
- 设随机变量 [tex=0.929x1.286]uswT/CEcOIwMpCvTz/zeaA==[/tex] 服从参数 [tex=3.143x1.286]+YbFeYrJMNsGfJf0KraF7SPelDX5xgqsp9CtXCLBwA8=[/tex] 的指数分布,则 E(X)= [input=type:blank,size:4][/input], D(X) =[input=type:blank,size:4][/input].
- 设方程[tex=2.286x1.214]fuxJM2zEdJF1GU6WTws26w==[/tex]确定函数[tex=3.143x1.357]ee8UVMi6ncRcyeiuuPl14g==[/tex],则[tex=1.857x1.214]ptVMML5BPeAJ9LpK5jK39Q==[/tex][input=type:blank,size:6][/input]
- 设函数[tex=4.0x1.357]AcsG/g4yU933TGrJs0qkCQ==[/tex] 由方程[tex=5.571x1.429]JJv5scxg0au6oHml/H+IPT3lL7sVIOky7iqgQkefB04=[/tex] 所确定,则 [tex=1.786x1.0]clGiXrE0gtl2rOqd/ILOuw==[/tex] .