Find the specific solution of the differential equation dy/dx= 4y/x^2 with condition y(-4)=1
a. y=-1-4/x
b. y=-e^1/x
c. y=e^(-4/x)
d. none of these

Ineed with number 6 , explain how to get 1978

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .