What is the following sum? 4(5√x^2 y) +3(5√x^2 y)

Write the following as a base and exponent

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

Answer this two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: two right triangles abc and edc have a common vertex c. angle abc and edc are right angles. ab is labeled 13 feet, ac is labeled 15 feet, ec is labeled 10 feet, and ed is labeled 4 feet.what is the approximate distance, in feet, between the two poles? 11.14 feet16.65 feet14.35 feet15.59 feet