Which expression is equivalent to the expression below?
e of
6c2 +30
-4c+2
20+1
40-2
3c(2c-1)
2c+1
-3c(2c+1)
4(2c-1)
o 30
0 -30
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Which of the following is the result of expanding

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)

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25