Question

factorise а (3а - 2) - 1 by splitting the middle term​

Answer 1

Answer:

(3a+1)(a-1)

Step-by-step explanation:

Answer 2

Step-by-step explanation:

a ( 3a - 2) - 1

a × 3a + a× (-2) - 1

3a² - 2a -1

Now factorise by splitting middle term..

3a² - 2a - 1

3a² - 3a + a - 1

3a( a - 1 ) + 1( a - 1 )

= ( a - 1 )( 3a + 1)

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