Chang and Carlotta solve this problem in two different ways. You have $50 in your bank account. You make $8 per hour mowing lawns. How many hours must you mow lawns to have a total of $130 in your account?

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

How do you find the circumfrance of a circle?

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)