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கணிதம்
Class 8
இயற்கணிதம்
இயற்கணிதக் கோவைகளின் வகுத்தல்
9.
வகுத்துக் கூறுக II
Exercise condition:
2
m.
(i)
5
x
y
2
−
18
x
2
y
3
+
6
xy
6
xy
\(=\)
i
i
−
i
i
i
i
+
i
i
(ii)
81
(
p
4
q
2
r
3
+
2
p
3
q
3
r
2
−
5
p
2
q
2
r
2
)
(
3
pqr
)
2
\(=\)
i
i
i
i
+
i
i
i
−
i
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