Enter a recursive rule for the geometric sequence
5,-10,20,-40
a1=?
an=?
will give brainliest

The sum of two numbers is 12 and their difference is 18 what are the two numbers

How does a low unemployment rate affect a nation's economy? a. the nation has a higher number of productive resources. b. the nation can spend more money on for unemployed people. c. the nation can save money by paying lower salaries to a large workforce. reset

Louis wants to carpet the rectangular floor of his basement the basement has an area of 864 square feet the width of the basement is 2/3 its length what is the length of lewis's basement