Maths Problem, Call for Help!已知f(x)是一次函数,且f[f(x)〕=16x-25,则f(x)=?已知f(x)是一次函数,且f[f(x)〕=16x-25,则f(x)=?要有过程~答案是4x-5或-4x+25/3
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![Maths Problem, Call for Help!已知f(x)是一次函数,且f[f(x)〕=16x-25,则f(x)=?已知f(x)是一次函数,且f[f(x)〕=16x-25,则f(x)=?要有过程~答案是4x-5或-4x+25/3](/uploads/image/z/10600469-53-9.jpg?t=Maths+Problem%2C+Call+for+Help%21%E5%B7%B2%E7%9F%A5f%28x%29%E6%98%AF%E4%B8%80%E6%AC%A1%E5%87%BD%E6%95%B0%2C%E4%B8%94f%5Bf%28x%29%E3%80%95%EF%BC%9D16x-25%2C%E5%88%99f%28x%29%3D%3F%E5%B7%B2%E7%9F%A5f%28x%29%E6%98%AF%E4%B8%80%E6%AC%A1%E5%87%BD%E6%95%B0%EF%BC%8C%E4%B8%94f%5Bf%28x%29%E3%80%95%EF%BC%9D16x-25%EF%BC%8C%E5%88%99f%28x%29%3D%EF%BC%9F%E8%A6%81%E6%9C%89%E8%BF%87%E7%A8%8B%7E%E7%AD%94%E6%A1%88%E6%98%AF4x-5%E6%88%96-4x%2B25%EF%BC%8F3)
Maths Problem, Call for Help!已知f(x)是一次函数,且f[f(x)〕=16x-25,则f(x)=?已知f(x)是一次函数,且f[f(x)〕=16x-25,则f(x)=?要有过程~答案是4x-5或-4x+25/3
Maths Problem, Call for Help!
已知f(x)是一次函数,且f[f(x)〕=16x-25,则f(x)=?
已知f(x)是一次函数,且f[f(x)〕=16x-25,则f(x)=?
要有过程~
答案是4x-5或-4x+25/3
Maths Problem, Call for Help!已知f(x)是一次函数,且f[f(x)〕=16x-25,则f(x)=?已知f(x)是一次函数,且f[f(x)〕=16x-25,则f(x)=?要有过程~答案是4x-5或-4x+25/3
设之为ax+b
则a^2 x +ab + b=16x-25
则x=4或-4 b=-5或25/3
__ __ THIS MATHS PROBLEM IS !
It is difficult () out this maths problem
this maths problem.为什么加s
Can you work out this maths problem?同义句___you___ ___ work out this maths problem?
改为感叹句It is an interesting maths problem.( )( )( )a maths problem.
It’s a very easy maths problem.改为感叹句.---- -----easy maths problem it is.
somebody worked out the maths problem.改为否定句( ) ( ) out the maths problem.
The maths problem is difficult,but f___we work it out.
she can work out the maths problem ___(easy)
is this maths problem 要用easy还是easily
this maths problem.为什么加s this是单数啊
DO you know how to s什么 the maths problem
{{..Easy的Maths problem..]]|X-Y|-|Y-X|=?
This maths problem is____________ and I can do it_____________ .
The maths problem is too difficult.math为什么加s
Can you tell me ____ ____ ____ ____the maths problem?
29.Finally,she worked out this Maths problem.(同义句)
the maths problem interested me very much的同义句