factorise the following expressions : 4x^2-4x+1
Answers
Answered by
0
Step-by-step explanation:
=4x(x-1)..................
Answered by
1
Step-by-step explanation:
by ( a-b)= a²-2ab+b²
4x²-4x+1
(2x)²-2×2x+1 +1²
(2x-1)²
(2x-1)(2x+1)
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