problem
Loch ness
Age
16 to 18
Challenge level
Draw graphs of the sine and modulus functions and explain the humps.
problem
Making waves
Age
16 to 18
Challenge level
Which is larger cos(sin x) or sin(cos x) ? Does this depend on x ?
problem
T for tan
Age
16 to 18
Challenge level
Can you find a way to prove the trig identities using a diagram?
problem
Trig identity
Age
16 to 18
Challenge level
In this short challenge, can you use angle properties in a circle to figure out some trig identities?
problem
Tri-angled trig
Age
16 to 18
Challenge level
Can you justify this equation involving three angles?