In this entry, we will solve the above problem using a rotational matrix. Give this problem a try before jumping into the solution! Solution By rotating the curve C and the line y = x by π/4 radians anticlockwise about the origin, the rotated volume will be given by the rotated curve about the y axis between the points at which…

The real Math Girl Mary Adler is a fictional character from the movie ‘Gifted’. In the Gifted universe, she is a seven year-old math prodigy. I must say I was also considered a ‘Gifted’ child by many. Gifted not because I was good at mathematics, but because I wielded the exceptional prowess of ‘舉一反三’, which…