3xsquare + 5xy - 4 y square +x square - 8xy- 5ysquare
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3x^2+5xy-4y^2+x^2-8xy-5y^2
=3x^2-x^2+5xy-8xy-4y^2-5y^2
=4x^2-3xy-9y^2
=4xsquare-3xy-9ysquare
=3x^2-x^2+5xy-8xy-4y^2-5y^2
=4x^2-3xy-9y^2
=4xsquare-3xy-9ysquare
bhavi31:
so much ?why??
its my pleasure
tomorrow. was my exams
oh
in which class you studying??
in 8 std
you
your full name
i am also
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Hope it helped best tell me
Attachments:
8th
where do you live?
Why are you asking so???????
First tell me where do u live??
i live at shakurpur
now you tell?
Modinagar
ok
by
bbye dear
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