Find the resultant displacement of a bear searching for berries on the mountain. the bear heads 55.0º north of west for 15.0 m; then it turns and heads to the west for another 7.00 m.

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position

Without any equipment, you can see stars that are 2{,}800{,}0002,800,0002, comma, 800, comma, 000 light-years away. by looking through a small telescope, you can see stars that are 3{,}112{,}000{,}0003,112,000,0003, comma, 112, comma, 000, comma, 000 light-years away. approximately how many times as far can you see using a small telescope as without any equipment?