Question

Factorize:-
81x^2-108x+36​

Answer 1

Answer:

(9x-6)(9x-6)

Step-by-step explanation:

evaluate using identity a^2-2ab+b^2 =(a-b)^2

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Answer 2

Answer:

$81x^{2} = 81 \times 81 = 6561 \\ 6561x - 108x + 36 = 0 \\ 108x + 36 = - 6561x \\ 108x = - 6561x - 36 \\ x = \frac{6561x - 36}{108 } \\ x =9( \frac{729x - 4}{108} ) \\ x = \frac{729 - 4}{12}$

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