XYZ was reflected over a vertical line, then dilated by a scale factor of 1/2 , resulting X’Y’X’. Which must be true of the two triangles? Select 3 options

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Which will form a composite function?