Alibrary had 6422 music cds stored on 26 shelves. if the same number of cds were stored on each shelf, how many cds were stored on each shelf?

I’m stuck on this i don’t understand.

which  best  describes the transformation from the graph of  f(x) =  x2  to the graph of  f(x) = (x  – 3)2  – 1?   left 3 units, down 1 unitleft 3 units, up 1 unitright 3 units, down 1 unit  right 3 units, up 1 unit

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315