Help me please it will be greatly appreciated!

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

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Find the solutions for a triangle with a =16, c =12, and b = 63º