Question

factirise 3-27(a-b)^2​

Answer 1

Answer:

3( 1 - 4(a - b)2))

3( 12 - [2(a - b)]2 ))

3( 1 + 2( a - b)) ( 1 - (2(a - b))) ]

3[ 1 + 2a - 2b) ( 1 - (2a - 2b)

3(1+ 2a - 2b)(1 -2a + 2b)

Ans: 3(1+ 2a - 2b)(1 -2a + 2b)

Step-by-step explanation:

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