Respuesta :

X+2 is a factor of given polynomial So x=-2 is a zero of that polynomial Now Put the value of x in polynomial X3-6x2+kx+10=0 (-2)^3-6×(-2)^2-k×2+10=0 Or -8-24-2k+10=0 Or -32+10=2k Or -22=2k So K=-11