Question

X square + 4 x minus 5 is equals to zero where X is equals to 1 x 9 x is equals to minus 1 determine whether the values are given against each of the quadratic equation are the roots of the equation

Answer 1

x²⁺4x⁻5=0
then x = (-5) or x = 1
1 and -5 are the roots of the equation