How many terms in the sequence are less than 50, 21,24,29

Which translation maps the vertex of the graph of the function f(x) = x2 onto the vertex of the function g(x) = x2 – 10x +2?

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?

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i