Which are cubic functions? Check all that apply.

f(x) = –4 – 2x + 5x3
f(x) = –3x – 1
f(x) = –x2 + 5x – x3
f(x) = x2 – 6x3 + 2x4 + 1
f(x) = 2x3 + 3x2 – x – 3
f(x) = 3x2 – 1 – 8x

Use the second shift theorem to find the inverse laplace transform of (e^−3s) / (s^2 + 2s − 3)

How many four digit even numbers can be formed from digits 1,2,3,4,5 if repetition is allowed. how can solve this using permutation formula

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at , ( 59,60,61,62) and the third quartile would be drawn at . (61,62,63,64)