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Consider points P = (0, a), Q = (c, b) in the plane, with a, b, c all positive. Find a point R = (x, 0) so that the distance P R+QR is minimal. Justify that your answer is indeed a minimum.

TV Circuit has 30 large-screen televisions in a warehouse in Erie and 60 large-screen televisions in a warehouse in Pittsburgh. Thirty-five are needed in a store in Blairsville, and 40 are needed...

Write the polynomial equation if it has x - intercepts (-6,0) and (1,0) with a tangent at (1,0) and goes through the point (4,-30)

ACME company's expected sales can be modeled by g(t)=t^3-2t^2+4t-7, where g(t) is measured in thousands of dollars and t is the number of years after 2008.

Let A and B be independent events. If P(A) = 1/4 and P(B) = 1/3, find   (a) P(A|B).   (b) P(B U A).   (c) P(A`n B)   (d) Find P(A U B|A).

Suppose that two balanced (six-faced) dice are rolled. Let X be the sum of the two faces showing. (a) Find RX. (b) Find the probability mass function of X. (c) Calculate the probability...

I'm having trouble finding the missing sides and angles for the triangle. I know you have to use law of sines to find them, but I'm having trouble. Any help is greatly appreciated!   A=...