Question

x²+10x+25 factorisation​

Answer 1

Answer:

x²+10x+25

x+x+10x+25

12x+25

x=25/12

Step-by-step explanation:

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Answer 2

Answer:

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Step-by-step explanation:

x²−10x+25

Δ=b²−4ac

Δ=(−10)²−4⋅1⋅25

Δ=100−100

Δ=0

So:

x=−b2a

x=102=5

So :

x²−10x+25=(x−5)²

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