Verify that a+b=b+a by taking a=6 and b=3/6

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

Consider the first four terms of the sequence below. what is the 8th term of this sequence?

Will make ! for correct answer the dot plot below shows the number of toys 21 shops sold in an hour. is the median or the mean a better center for this data and why? a. median; because the data is not symmetric and there are outliersb. median; because the data is symmetric and there are no outliersc. mean; because the data is symmetric and there are no outliersd. mean; because the data is skewed and there are outliers