Question

square of 9x-2xy is​

Answer 1

Answer:

x(9+2y)(9-2y)

Step-by-step explanation:

Square of the number means ^2

so we have to use formula

=(9x)^2-(2xy)^2

=a^2-b^2= (a+b)(a-b)

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

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

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Answer 2

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