Debra plans to invest $2,250 for 10 years. She can invest in a savings account that pays 4% simple interest or a savings account that pays 4% interest compounded annually. How much more money will she have at the end of 10 years if she chooses the account with compound interest?

What are “like terms”? why can we only add like terms?

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)

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11