You borrowed $200 from your brother and he's created 2 plans to help you decide how you want to pay it back. His plans are below. How much does Plan B have you paying back each week? Plan A Plan B Months Money Owed 2 S160 4 S120 6 S80 Money 8 $40 W ee O A. S8/week OB. S6/week OCS2week OD S4/week​

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

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)

With finding limits of multi variable !