Question

factorise a square + b square + 2 Ab minus 4 c square​

Answer 1

Step-by-step explanation:

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Class 8

>>Maths

>>Factorisation

>>Factorisation

>>Factorise : a^2 - b^2 - 4ac + 4c^2

Question

Bookmark

Factorise : a

2

−b

2

−4ac+4c

2

Medium

Solution

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Given : a

2

−b

2

−4ac+4c

2

We can write it as

a

2

−b

2

−4ac+4c

2

=a

2

−4ac+4c

2

−b

2

So we get

a

2

−b

2

−4ac+4c

2

=a

2

−2×a×2x+2c

2

−b

2

a

2

−b

2

−4ac+4c

2

=(a−2c)

2

−b

2

Based on the equation a

2

−b

2

=(a+b)(a−b)

We get,

a

2

−b

2

−4ac+4c

2

=(a−2c+b)(a−2c−b)

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