# Powers and Roots - Short Problems

### Weekly Problem 48 - 2011

##### Challenge Level:

Do these powers look odd...

### Weekly Problem 51 - 2011

##### Challenge Level:

The equation $x^2+2=y^3$ looks nearly quadratic. What integer solutions can you find?

### Weekly Problem 6 - 2008

##### Stage: 3 and 4 Challenge Level:

From this sum of powers, can you find the sum of the indices?

### Weekly Problem 22 - 2009

##### Stage: 3 Short Challenge Level:

How much money did the Queen give away in pence as a power of 2?

### Weekly Problem 47 - 2009

##### Stage: 2 and 3 Short Challenge Level:

The English mathematician Augustus de Morgan has given his age in algebraic terms. Can you work out when he was born?

### Weekly Problem 17 - 2010

##### Stage: 3 Short Challenge Level:

The value of the factorial $n!$ is written in a different way. Can you work what $n$ must be?

### Weekly Problem 33 - 2010

##### Stage: 3 Short Challenge Level:

How many positive integers $n$ exist for which $n^2$ has the same number of digits as $n^3$?

### Weekly Problem 6 - 2011

##### Stage: 3 and 4 Short Challenge Level:

Powers of numbers might look large, but which of these is the largest...

### Weekly Problem 13 - 2011

##### Stage: 2 and 3 Short Challenge Level:

The sum of three square numbers equals $121$. What can those numbers be...

### Weekly Problem 34 - 2011

##### Stage: 2 and 3 Short Challenge Level:

Lauren and Thomas tell their ages in terms of sums of squares. Can you work out how old they really are?

### Weekly Problem 38 - 2014

##### Stage: 4 Challenge Level:

Weekly Problem 38 - 2014

### Weekly Problem 46 - 2014

##### Stage: 3 and 4 Challenge Level:

Weekly Problem 46 - 2014

### Weekly Problem 47 - 2014

##### Stage: 3 and 4 Challenge Level:

Weekly Problem 47 - 2014