Question

(iii) Factorize:
(a)t - 1 -(t - 1)2+ 4 - 4​

Answer 1

Step-by-step explanation:

t-1-(t-1)2+4-4

(t-1)(1-2+4-4)

(t-1)(-1)

-t+1=1-t

Answer 2

1 - t

Step-by-step explanation:

$t - 1 - (t - 1)2 + 4 - 4 \\ = (t - 1) - (t - 1)2 + 4 - 4 \\ = (1 - 2)( t - 1) \\ = - (t - 1) \\ = 1 - t$