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

__ __ 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