If the proportion of a brand of television set requiring service during the first year of operation is a random variable having a beta distribution with � = 3 and � = 2, what is the probability that at least 80% of the new models of this brand sold this year will require service during their first year of operation?

Verify each identity[tex] \frac{csc}{cot \: x \: + \: tan \: x} = cos \: x[/tex]

Acolor class has three public, integer-returning accessor methods: getred, getgreen, and getblue, and three protected, void-returning mutator methods: setred, setgreen, setblue, each of which accepts an integer parameter and assigns it to the corresponding color component. the class, alphachannelcolor-- a subclass of color-- has an integer instance variable, alpha, containing the alpha channel value, representing the degree of transparency of the color. alphachannelcolor also has a method named dissolve (void-returning, and no parameters), that causes the color to fade a bit. it does this by incrementing (by 1) all three color components (using the above accessor and mutator methods) as well as the alpha component value. write the dissolve method.

E-commerce builds on traditional commerce by adding the flexibility that networks offer and the availability of the internet. - true or false