How many square centimetes are in 1.5 square feet

Write two subtraction equations that are equivalent to 5 + 12 = 17.

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

Find the domain and range of the following function f(x) = 51x - 21+ 4