Question

4x3-81x factorize please give right answer​

Answer 1

$\huge\star\bold\red{Correct}$$\huge\bold\red{Question:}$ 4x²-81x

=>(2x)²-(9x)²

using identity a²-b²=(a+b)(a-b)

=>(2x+9x)(2x-9x)

=>(11x)(-7x)

=>-77x²

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Answer 2

Answer:

Step-by-step explanation:

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