Okay i get it, i know how to do this but this one doesnt make sense

what is 1.11×10−71.11×10−7 written in standard form?

0.111
0.111
0.1011
0.111

Which interval for the graphed function contains the local maximum? [–3, –2] [–2, 0] [0, 2] [2, 4]

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Which of the following are accepted without proof in a logical system? check all that apply.