Which letter in the word HAPPY has an order 2 rotational symmetry?
A.Η
B.Α
C.Ρ
D. Y

What is the equation of the graph that represents f(x)=x^4 stretched vertically by 2 and shifted up 3 spaces

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

Write an equation for the function that includes the points (1,4/5) and (2,2/3)