(cos6x+6cos4x+15cos2x+10)/(cos5x+5c os3x+10cosx)=?

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

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is