Consider the following for the next two (02) items that follow:

Let p = x^4 – y^2z^2, q = y^4 – z^2x^2, r = z^4 – x^2y^2.

What is x^2(px^2 + qy^2 + rz^2) + qr – p^2 equal to ?

Two dice each numbered from 1 to 6 are thrown together. Let A and B…

Two dice each numbered from 1 to 6 are thrown together. Let A and B…

An urn contains one black ball and one green ball. A second urn contains one…

An urn contains one black ball and one green ball. A second urn contains one…

What is the most probable number of successes in 10 trials with probability of success…