A pine tree measured feet tall. Over the next years, it grew to a height of 57 feet. During the years, what was the average yearly growth rate of the height of the tree

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour.what is the cyclist average rate for the round trip in miles per hour ?

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

Which expression is the factorization of x^2+10+21