Question

Factorise: 9x2 – 4y2

Answer 1

Step-by-step explanation:

factorise:

9x2 - 4y2

2(9x - 2y)

Hope it's clear to u

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Answer 2

Answer:

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

Step-by-step explanation:

9x2 – 4y2

= (9x+4y)(9x-4y)   [ since, x^2-y^2 = (x+y)(x-y) ]

so,

then answer = (9x+4y)(9x-4y)

                                                        -THE - END-

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