In 2006, china had 1.311 x108 internet users. that same year, japan had 9.09 x 107 internet users. how many internet users did the two countries have combined? what operation will be used to solve this problem?

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

Witch represents the inverse of the function f(x)=1/4x-12

1. evaluate 8x(2)y9(-2) for x=-1 and y=2 2. simplify the equation. -() 3. simplify the expression. [tex]\frac{5}{x(-2) y9(5)}[/tex]