An unknown bacterium has a length of 2.7 x 10-5 cm
Another bacterium has a length
of 5.2 x 10-4 cm. What is
the difference in the lengths of
the bacteria?

Write a real-world solution that can be represented by the equation y = 7x be sure to explain what the variables represented in the solution

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)

Find the domain and range of the following function f(x) = 51x - 21+ 4