At a state park, elevations are posted along the trails. A hiker notices that from the beginning of one trail to the end of that trail is -120 feet, the elevation changes . If the elevation at the end is -225 feet, what is the elevation at the beginning?
a. 105 feet
b. 345 feet
c. -105 feet
d. -345 feet

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

Is there a direction u in which the rate of change of f(x, y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.

Which expression is equal to (f+g)(x)?