1the population in the united states in 2012 was about 3.1 × 108 people. what key strokes on a calculator can be used to find an increase in population of 5%? a 3 . 1 e x 5 b 3 . 1 e 8 x 1 . 5 c 3 . 1 e 8 x 1 . 0 5 d 3 . 1 e 8 x 0 . 9 5

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.

Determine the domain and range of the given function. the domain is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}. the range is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}.