Question

Find the sum and product of the roots for the quadratic equation 2 2 + 5x + 7 = 0.​

Answer 1

Answer:

Consider the given equation.

2x

2

+5x−7=0

Therefore,

x=

4

−5±

25+56

x=

4

−5±9

x=−

2

7

,1

Therefore,

Product of the roots =(−

2

7

)×(1)=−

2

7

Hence, this is the required result.