Explain how to find the greatest and the least number that can be rounded to 80.

The angle of elevation from point a to the top of a cliff is 38 degrees . if point a is 80 feet from the base of the cliff , how high is the cliff ?

Determine where, if anywhere, the tangent line to f(x)=x^3−5x^2+x is parallel to the line y=4x+23

Technical improvements catechnical improvements cause production costs to decline, which causes to increase and prices to decreased unemployment causes consumer incomes to use production costs to decline, which causes to increase and prices to decreased unemployment causes consumer incomes to