Question

If alpha and beta are zeroes of x+5x+5 then find alpha+beta whole sqare and alpha square and beta sqare

Answer 1

Answer:

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Answer 2

Answer:

(α+β)²=25,α²+β²=15

Step-by-step explanation:

α+β=-b/a

     =-5

αβ=c/a

   =5

(α+β)²=(-5)²

          =25

α²+β²=(α+β)²-2αβ

        =25-10

        =15