Answer:
They're both parabolas.
One is a parabola opening up (blue), the other one is opening down.
Step-by-step explanation:
In dutch, we call them what can be translated as mountain-parabolas and valley-parabolas.
I also saw the terms "concave up" and "concave down".
Answer:
When a matrix is multiplied by its inverse the result will be the identity matrix. If we multiply two matrix with the same size, the resulting matrix will have the same dimension.
Therefore, if we multiply the matrices X and Y we will get a 2x2 identity matrix, as follows:
![\left[\begin{array}{ccc}1&0\\0&1\\\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%260%5C%5C0%261%5C%5C%5Cend%7Barray%7D%5Cright%5D)
Answer:
C=3.14*32=100.48mm
Step-by-step explanation: