What’s the ratio of blue candles to orange candles then what’s the ratio for orange candles to blue

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

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

Identify the number 127 as a rational or irrational. explain