Question

factorise the following x^2y^2-64​

Answer 1

Answer:

$x {}^{2} y {}^{2} - 64$

$(xy) {}^{2} - (8) {}^{2}$

$(xy + 8)(xy - 8)$

Answer 2

Answer:

(xy+8) (xy-8)

Step-by-step explanation:

x^2y^2-64 = xy has both square so, take whole square and 8×8 =16

(xy) ^2-(8)^2 = (xy+8) (xy-8)

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