URGENT Rosa has 15 red, 11 orange, 9 yellow, 12 green, 6 blue, and 11 purple pencils in her backpack. About how many times would you expect Rosa to pick a purple pencil if she picked a pencil at random 50 times? Round the the nearest whole number

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.

If f(x) = 2x + 8 and g(x) = x4, what is (gº)?

What is the domain of the of the exponential function shown below?