Question

write the sum and the product of the roots of 2x square + 10 x -5 =0

Answer 1

2x^2+10x-5=0

Here roots are α and β

a=2 ,b=10,c=-5

Sum of zeroes

α+β=-b/a=-10/2=5

Product of zeroes

αβ=c/a=-5/2 = -2.5