The differential equation y′=y−y2 has one of the following one parameter families as its general solution

y=1/(1+ce^(-x))

y=1/(c+x^2)

find the solution such that y(0)=8.

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?

If you could answer these your a life saver