Decide whether events A and B are overlapping or non-overlapping.You roll a red die and a blue die.Event A is that you get a sum of 9.Event B is that you get a sum of 3.

A. Overlapping
B. Non-overlapping


Answer: B

Mathematics

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Find the focus and directrix of the parabola.y = -10x2

A. , x = 
B. , x = 
C. , y = 
D. , y = -

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Find the magnitude of u × v and the unit vector parallel to u × v in the direction of u × v.u = 3i + 6j , v = i - j

A. 3; 3k B. 3; -3k C. 9; -9k D. 9; -k

Mathematics

Solve the problem.Evaluate  Rwhere R is the parallelepiped enclosed by the planes      

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A.
B.
C.
D.

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Provide an appropriate response.Is it true that the equation  and the equation  are always equivalent equations?

A. True B. False

Mathematics