f(x)=[a(x-1)?+1]/(bx+c-b)(a、b、c∈N)的图像按e=(-1,0)平移后得到f(x)=(ax?+1)/(bx+c).
(1) ∵ f(x)是奇函数,∴ (ax?+1)/(bx+c)=(ax?+1)/(bx-c),∴ c=0.
f(1)=(a+1)/b=2,f(2)=(4a+1)/(2b)
f(x)=[a(x-1)?+1]/(bx+c-b)(a、b、c∈N)的图像按e=(-1,0)平移后得到f(x)=(ax?+1)/(bx+c).
(1) ∵ f(x)是奇函数,∴ (ax?+1)/(bx+c)=(ax?+1)/(bx-c),∴ c=0.
f(1)=(a+1)/b=2,f(2)=(4a+1)/(2b)