For a certain type of computers, the length of time between charges of the battery is normally distributed with a mean of 50 hours and a standard deviation of 15 hours. Jaylon owns one of these computers and wants to know the probability that the length of time will be between 40 and 70 hours?​

Acircle has a circumference of 2 pi cm. which statement about the circumference and area is true? a comparison of the area and circumference is not possible since the area cannot be determined. the numerical values of the circumference and area of the circle are equal. the numerical value of the circumference is greater than the numerical value of the area. the numerical value of the circumference is less than the numerical value of the area.

Need solving this second acceleration problem.

If f(x) = 3x-2 and g(x) =2x+1 find (f-g)(x)