The Value of a gold coin with the head of the Roman Emperor Vespasian is $105. This value increasing at a rate of 10% per year. Write an exponential function to model this situation. Then find the value of the coin in 11 years.

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

True or false? a circle could be circumscribed about the quadrilateral below.

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas