compare writing linear equations given the slope and a point with the writing linear equation given two points​

Write a story that matches with the expression 42x-5 pls hurry

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

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)