Give a mathematical example to show the following: For any rational number (m/n) and any positive real number a, (a ^-m/n) means 1/a^m/n

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

Need solving this 2nd limit problem.

The probability that a tutor will see 0, 1, 2, 3, or 4 students is given below determine the probability distribution's missing value.