Can someone plss help me with this!!

Find the value of the variable and the length of each secant segment

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

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)