7 + 7 + 7 = 3 + 3 + 3 + 3 + 3 + 3 + 3 true or false

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

G. how many different 6-letter arrangements can be formed using the letters in the word absent, if each letter is used only once? a. 6 b. 36 c. 720 d. 46,656

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?