Factorising Flashcards

1
Q

x^2+8x-9 factorised

A

(x+4)^2-25

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2
Q

(x+4)^2-25=0 What is x?

A

x=1 or -9

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3
Q

x^2-10x+3 factorised

A

(x-5)^2-22

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4
Q

(x-5)^2-22=0 What is x?

A

x=9.69 or 0.31

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5
Q

Vertex of (x+4)^2-25

A

(-4,-25)

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6
Q

Vertex of (x-5)^2-22

A

(5,-22)

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