Quadratics Flashcards by Naruto from fortnite

Q

What is the rule when factorising

A

The middle number is the thingies added together and the end number is them multiplied

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Q

What is the quadratic formula?

A

x=(-b±√(b²-4ac))/(2a)

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Q

What is the equation of a circle?

A

(x-a)² + (y-b)² = r²

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