Question

If alpha and beta are the zeros of the polynomial X ^2 + 6 X + 5 then a alpha + beta square is equal to

Answer 1

Answer: 26

Step-by-step explanation:

Alpha+Beta=-b/a

Alpha×Beta=c/a

Apha^2+Beta^2=(alpha+beta)^2-2×alpha×beta.

(-6)^2-2×5 =36-10 = 26.

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