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From Karnataka Open Educational Resources
→Activity No #
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Step 8 : =
Step 8 : =
−# =hints for dificult problem=
+#
+=hints for dificult problem=
+=====If x+y=a and xy=b then prove that (1+)+(1+) =
=====If x+y=a and xy=b then prove that (1+)+(1+) =
