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Home > Just Math
These problems are mostly math-related. That's not to say that they're all straightforward. You'll still need to flex your noggin to figure them out!
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Show that the polynomial x8-x7+x2-x+15 has no real roots.
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 Cubic Expression and Perfect Cube | Rating: 3.67 Posted on 2015-10-04 by K Sengupta (Solution Posted, 2 Comments)Positive Integer Pair and Division Puzzle | Posted on 2015-10-03 by K Sengupta (No Solution Yet, 1 Comments) Nine forever | Rating: 4.00 Posted on 2015-09-30 by Ady TZIDON (No Solution Yet, 2 Comments) Extreme Sum Settlement | Posted on 2015-09-28 by K Sengupta (No Solution Yet, 4 Comments) Integers and Prime Relationship | Rating: 4.50 Posted on 2015-09-27 by K Sengupta (Solution Posted, 2 Comments) Infinite Solution Settlement | Rating: 5.00 Posted on 2015-09-23 by K Sengupta (Solution Posted, 1 Comments)  Three brothers | Rating: 3.00 Posted on 2015-09-23 by Ady TZIDON (Solution Posted, 2 Comments)Less Than 2015 | Rating: 4.50 Posted on 2015-09-22 by K Sengupta (Solution Posted, 3 Comments) Integer Pair and Infinite Puzzle | Posted on 2015-09-20 by K Sengupta (No Solution Yet, 2 Comments) Three Power and Product Divisibility | Posted on 2015-09-19 by K Sengupta (No Solution Yet, 2 Comments) Expression Product Exercise | Rating: 5.00 Posted on 2015-09-18 by K Sengupta (Solution Posted, 5 Comments) The golden ratio | Rating: 4.00 Posted on 2015-09-16 by Ady TZIDON (Solution Posted, 6 Comments) Coordinating arrival | Posted on 2015-09-15 by Ady TZIDON (Solution Posted, 2 Comments) Number Difference and Erasure Puzzle | Rating: 4.50 Posted on 2015-09-14 by K Sengupta (Solution Posted, 3 Comments) Square Sum and Square Multiple | Rating: 5.00 Posted on 2015-09-13 by K Sengupta (Solution Posted, 2 Comments) |
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