Question

for p (x)=ax^2+bx+c
value of (alpha)^2+(beta)^2

Answer 1

Good Morning!

Alfa + Beta = -b/a

And

Alfa × Beta = c/a

Alfa² + Beta² = ( Alfa + Beta )² - 2Alfa × Beta.

Alfa² + Beta² = ( b/a )² - 2 ( c/a )

Alfa² + Beta² = b² - 2ac

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a²