A picture of a family cast is 9 inches wide. the family needs a reduced copy for the front page of the family newsletter. the copy must fit in a space 3 inches wide. what scale factor should be used on the copy machine to adjust the size of the picture of the crest? 3
1/3
4
1/4

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)