Question

फुवारना लिर-
(i) (a - 2b)²
​

Answer 1

Answer:

a²-4ab+4b²

Step-by-step explanation:

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Answer 2

(a-2b) ^2

(a-2b) (a-2b)

a(a-2b) -2b(a-2b)

a^2-2ab-2b(a-2b)

a^2-2ab-2ab+4b^2

a^2-4ab+4b^2