AP Train
An arithmetic progression is shifted and shortened, but its sum remains the same...
An arithmetic progression is shifted and shortened, but its sum remains the same...
How did Archimedes calculate the lengths of the sides of the polygons which needed him to be able to calculate square roots?
A function pyramid is a structure where each entry in the pyramid is determined by the two entries below it. Can you figure out how the pyramid is generated?
Two cannons are fired at one another and the cannonballs collide... what can you deduce?
This problem explores the biology behind Rudolph's glowing red nose, and introduces the real life phenomena of bacterial quorum sensing.