Question

factorise 4 x square - 9 y square​

Answer 1

Answer:

answer is (4x-9y)(4x+9y)

Step-by-step explanation:

Identity used- a square -b square = (a+b)(a-b)

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Answer 2

$4x {}^{2} -9 y {}^{2} \\ (2x) { }^{2} - (3y) {}^{2} \\( 2x + 3y)(2x - 3y)$