At the beginning of the season, macdonald had to remove 555 orange trees from his farm. each of the remaining trees produced 210210210 oranges for a total harvest of 417904179041790 oranges. write an equation to determine the initial number of orange trees (t)(t)left parenthesis, t, right parenthesis on macdonald's farm.

What is the equation of the following graph in vertex form? parabolic function going down from the left through the point zero comma twelve and through the point two comma zero and turning at the point four comma negative four and going up through the point six comma zero and continuing towards infinity courtesy of texas instruments a: y = (x − 4)2 − 4 b: y = (x + 4)2 − 4 c: y = (x + 2)2 + 6 d: y = (x + 2)2 + 12