Given three integers aa_{}a, bb_{}b, nn_{}n, we define Xjj's touching value function as follows: F=a×x+b2x,x∈{0,1,2…n}F=frac{atimes x+b}{2^x} , xin{0,1,2dots n}F=2xa×x+b,x∈{0,1,2…n} Please calculate the maximum value of the function.
Given three integers aa_{}a, bb_{}b, nn_{}n, we define Xjj's touching value function as follows: F(x)=a×x+b2x,x∈{0,1,2…n}F(x)=frac{atimes x+b}{2^x} , xin{0,1,2dots n}F(x)=2xa×x+b,x∈{0,1,2…n} Please calculate the maximum value of the function.
(图片来源网络,侵删)