Find the limit, if it exists. (if an answer does not exist, enter dne. ) lim (x, y)→(0, 0) x2 y2 x2 y2 81 − 9.

What is the effect on the graph of the function f(x) = x2 when f(x) is changed to f(x) − 4?

Franklin is purchasing a home for $82,107 and is financing 80% of it. the documentary stamp tax on the deed in his state is $0.70 per $100 or portion thereof. how much will he pay for the documentary stamp tax?

The length of a rectangle is 5 times the width. if the perimeter is to be greater than 36 meters. what are the possible values for the width?