What is this problem y=1/2x²-2x

To describe a sequence of transformations that maps triangle abc onto triangle a"b"c", a student starts with a reflection over the x-axis.how should the student complete the sequence of transformations to map triangle abc onto triangle a"b"c"? plz

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

It says factor each expression 49x-28?