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Hey everyone! Ready for the next question? This one will be hell.

Blueeighthnote and Imamadmad

No calculators! Please show your work.

Let x= (3-sqrt(5))/2. Compute the exact value of (x^8+1)/x^8.

Everyone Else

(#61.) What number must be added to the set {5, 10, 15, 20, 25} to increase the mean by 5?

Previous Solutions

Blueeighthnote: 30, 28, 17. You were one off on the last question. What happened?

My numbers were 3, 3, 6, 8, 9, 20. The mode is 3, the median is 7, and the mean is 8. 20-3=17.

Hunter: tsk tsk. 4*3=12

Scoreboards

1. Blueeighthnote: 1720 points (2 achvmt pkgs)

2. TimBluesWin: 625 points (1 achvmt pkg)

3. Imamadmad: 225 points (1 achvmt pkg)

4. 69.235...: 200 points (1 achvmt pkg)

5. Julianthewiki: 100 points (1 achvmt pkg)

6. Zombiebird4000: 20 points (1 achvmt pkg)

7. Supermario3459: 15 points (1 achvmt pkg)

8. Wildoneshelper: 10 points (1 achvmt pkg)

9. Emmaelise401: -- points (There is no penalty for guessing!)


Tally

The current tally is 3.

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