Question

Find the zeros of quadratic polynomial x^-3x-28 and verify the relationship between the zeros and coeffocients

Answer 1

${x}^{2} - 3x - 28$
${x}^{2} - {7x + 4x} - 28$
$x{x - 7} + 4{x - 7}$
(x+4) (x-7) =0
x=-4/7