Question

Please do this question fast

Answer 1

which standard is that question and which syllabus

Answer 2

f(1/2)=2(1/2*1/2*1/2) - 13( 1/2*1/2)+17(1/2) +12
        =2(1/8) -13(1/4)+17(1/2)+12
        =1/4-13/4+17/2+12
        =11/2+12
        =5.5+12
        =17.5