Answer:
1. sum of the roots : -3
product : -10
roots : 2,-5
2. sum : 4
product : -21
roots : 7,-3
3. sum : 6
product : -7
roots : 7,-1
4. sum : -4
product : -5
roots : 1,-5
5. sum : 7/6
product : 1/3
roots : 1/2,2/3
take sum rest after this, have a good night !