Question

If a (alpha) & b (beta) are the roots of the quadratic equation 2x2 + 6x - 5 = 0, then find a + b [alpha + beta] *

1. -3

2. 6

3. -5

4. 5

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Answer 1

Step-by-step explanation:

2x²+6x-5=0

alpha +beta =-3

alpha beta =-5/2

Answer 2

Step-by-step explanation:

alpha+beta =-b/a

=-6/2

=-3 ans