Question

Factorise..... (4/a-1)(a^2/16-a^2+1)​

Answer 1

Step-by-step explanation:

ANSWER

16(a−b)

2

−4(c−d)

2

Using,

(a

2

−b

2

)=(a+b)(a−b)

=(4a−4b)

2

−(2c−2d)

2

=(4a−4b+2c−2d)(4a−4b−2c+2d)

Answer 2

Step-by-step explanation:

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