Question

2t ^2 -4t +t-2. Factorise it...​

Answer 1

Answer:

We have t

2

−2t+1 = (t)

2

−2(t)(1)+(1)

2

We know that a

2

−2ab+b

2

=(a−b)

2

Here a=t and b=1

Therefore, t

2

−2t+1=(t)

2

−2(t)(1)+(1)

2

= (t−1)

2

=(t−1)(t−1)