Question

Find the sum and product of the roots of the quadratic equation 2x² – 9x + 4 = 0.

Answer 1

2x² – 9x + 4 = 0

Sum of roots = `(- "Coefficient of"  x)/("Coefficient of"  x^2)`

= `(-(-9))/2`

= `9/2`

Product of roots = `"Constant term"/("Coefficient of"  x^2)`

= `4/2`

= 2