the area of sally's classroom is 21.5x41 square feet. the area of Georgia's classroom is (21.5x41)-56 square feet without doing any calcalaion determine .how the area of Georgias classroom compares to the area of sally's classroom plz fast

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 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)

Which linear function represents the line given by the point-slope equation y + 1 = –3(x – 5)?

The students in a class were asked how many siblings they have. the data obtained is represented in the dot plot. the number of students who have no siblings is . the number of students who have three or more siblings is .