Question

已知函数f(x)满足f(x)=f(派-x),且当x属于(-派/2,派/2)时,f(x)=x+sinx,则

Answer 1

f(x)=f(π-x)

f(2)=f(π-2)

f(3)=f(π-3)

f(x)=x+sinx

f'(x)=1+cosx

π/2