Factorisation of trinomial
x² - 4x +4
Answers
Answered by
3
Step-by-step explanation:
x²-2x-2x+4=x(x-2)-2(x-2) =(x-2) (x-2)
Answered by
1
Step-by-step explanation:
(x+2)(x+2)=0
(x+2)²=0
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