A discount furniture store cells a certain number of coffee tables, C, for $300 each and a number of wall mirrors for w, for $150 each. for the first six months of the year, the discount store sold 600 coffee tables and wall mirrors and collected $58,000 dollars from the sale of the items. Which system and equations represents this situation?

Is the square root of 4 plus the square root of 16 rational?

Could someone with number 1 and 2

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)