problem
1 out of 3
Favourite
Direct Logic
Age
16 to 18
Challenge level
1 out of 3
Can you work through these direct proofs, using our interactive proof sorters?
problem
2 out of 3
Implicitly
Age
16 to 18
Challenge level
2 out of 3
Can you find the maximum value of the curve defined by this expression?
problem
1 out of 3
Inner Equality
Age
16 to 18
Challenge level
1 out of 3
Can you solve this inequalities challenge?
problem
2 out of 3
Quad Solve
Age
16 to 18
Challenge level
2 out of 3
Can you solve this problem involving powers and quadratics?
problem
1 out of 3
Unit Interval
Age
16 to 18
Challenge level
1 out of 3
Can you prove our inequality holds for all values of x and y between 0 and 1?
problem
1 out of 3
Common Divisor
Age
14 to 18
Challenge level
1 out of 3
Can you find out what numbers divide these expressions? Can you prove that they are always divisors?
problem
1 out of 3
Symmetricality
Age
14 to 18
Challenge level
1 out of 3
Five equations and five unknowns. Is there an easy way to find the unknown values?