Point A(-7, 5) is reflected over x-axis. What are the coordinates of point A' ?
A) A' (-7, 5)
B) A' (-7 -5)
C) A' (7, 5)
D) A' (7 -5)

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?