A picture has a length of 8, and a width of 4s. The frame surrounding the picture has a length of 12 and a width of 6s. What is the area of the frame around the picture in simplified form

Find the value of the variable and the length of each secant segment.

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

The ages of personnel in the accounting department of a large company are normally distributed with a standard deviation of 7 years. there is a 0.02275 probability that the age of any randomly chosen person in the department is less than 22 and 0.15866 probabilty that the age of any randomly chosen person is greater than 43. what is the mean of this distribution?