Changes
From Karnataka Open Educational Resources
1 byte added
, 06:42, 15 February 2014
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| Step 8 : = | | Step 8 : = |
| # | | # |
− | =hints for dificult problem= | + | =hints for difficult 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+) = |