Which expression is equivalent to x to the power of -6?

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%

Find │–14│ a. 14 b. –14 c. start fraction 1 over 14 end fraction