Is there enough evidence at the 0.02 level to support the managers claim? I’ve been stuck on this question and let alone section. Any help would be appreciated

What is the product of the radical expression. (7-2square root) (8+2 square root)

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.

3/4 + p = 1/2? i’m not sure how to solve it