Question

determinati m,n stiind ca punctele A(1,0) si B(0,-1) apartin graficului functiei f (x)= x^3+mx+n

Answer 1

A(1,0)=>f(1)=0=>1+m+n=0
B(0,-1)=>f(0)=-1=>n=-1

1+m-1=0=>
m=0
n=-1