The points C. D. E if all lie on the same line segment, in order, such that the ratio of CD:DE: EF
Is equal to 1: 3:3. If CF=42 find EF

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

Quick graph the line for y+2=32(x+4) on the coordinate plane. does anyone know the cordinates will mark brainliest.

Find the average rate of change for the given function drom x=1 to x=2