An Example Find the maximum of the following function f(x)=xsn(10rx)+20x∈[-1,2] We can differntia te the funtion to find the local maxima f'(x)=sin(10T.x)+10Z.xcos(10T. x)=0 tan(107x)=-107x There are an infinitive number of solutions to the above equation 20E,t=1,2, 2i+1 +C 20 (i=1,2,and i=-1,-2,is a decreasing small number (approxima ting to O) sequence 2021/1/30 EIE426-AICV2021/1/30 EIE426-AICV 11 An Example ( ) ( )   ( ) ( ) ( ) ( ) ( ) (approxima ting to 0)sequence. 1,2,... and 1, 2,... is a decrasing small number , 1, 2,... 20 2 1 0 , 1,2,... 20 2 1 There are an infinitive number of solutions to the above equation : tan 10 10 sin 10 10 cos 10 0 We can differntia te the funtion to find the local maxima : sin 10 2.0 1,2 Find the maximum of the following function : 0 = = − −        + = − − + = = + = − =  = −   =  +    = =  +  − i i i i x x i i x x x f x x x x f x x x x i i i i i         