mscroggs.co.uk
mscroggs.co.uk

subscribe

Puzzles

Powerful quadratics

Source: nrich
Find all real solutions to
$$(x^2-7x+11)^{(x^2-11x+30)}=1.$$

Show answer

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2019

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018

Sunday Afternoon Maths LXVI

Cryptic crossnumber #2

List of all puzzles

Tags

partitions range sums sequences sport christmas geometry division integration crosswords digits spheres star numbers time unit fractions numbers volume parabolas crossnumbers square roots proportion surds median factorials calculus money crossnumber products gerrymandering prime numbers fractions irreducible numbers indices sum to infinity scales ave books colouring graphs bases tiling digital clocks hexagons grids chocolate polygons balancing algebra doubling rugby complex numbers squares dice perfect numbers angles addition circles lines chess cryptic clues clocks floors coins quadratics factors chalkdust crossnumber symmetry remainders dodecagons dominos area shapes dates means menace perimeter triangles coordinates advent arrows wordplay cards multiplication pascal's triangle folding tube maps regular shapes probability games mean probabilty ellipses integers shape triangle numbers rectangles 3d shapes palindromes square numbers differentiation planes odd numbers cryptic crossnumbers 2d shapes logic averages elections trigonometry people maths cube numbers percentages multiples functions speed the only crossnumber number taxicab geometry routes

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2020