Hi everyone. Here are the few announcements and updates 30 minutes before Good Friday. The Mathematics and Multimedia Carnival is now accepting entries for its 22nd edition. The carnival will be hosted by Math is Not a Four Letter Word. You can send your entries to the new submission form before April 14, 2012. My good […]

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# Daily Archives: April 5, 2012

## Why Every Proof that 0.999… = 1 is Wrong

The proof made me look at the ceiling (lol). It sounded very convincing for a few seconds. Watch and watch closely til the end.

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## Counting the Number of Subsets in a Set

Problem: How many groups can be formed from 5 persons? First, we represent the persons by small letters a, b, c, d, and e, and we denote a group whose members are c and d as {c, d}. We can have a group with 2 members, 3 members, 4 members, and 5 members. The members […]

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