help me pleeeeeeeeeeeeeese
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very easy answer
you might knowing
(a+b)*(a-b)
a^2-b^2
similarly
(13-x)(13+x)
(13)^2-(x)^2
169-x^2
I hope it helps you
Thank you
Jay hind...
you might knowing
(a+b)*(a-b)
a^2-b^2
similarly
(13-x)(13+x)
(13)^2-(x)^2
169-x^2
I hope it helps you
Thank you
Jay hind...
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