Problem 2.4 Let A and B be two sets with a finite number of elements. Show that the number of elements in AnB plus the number of elements in AU B is equal to the number of elements in A plus the number of elements in B. Problem 2.5 Show that if A and Bn (n= 1,2,3,.) are events, then An (UBn) = u (AN Bn) %3D 3D1 n=1

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A: (f) Determine whether the income is independent of education level are not. The income is…

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Q: Consider the following figure. Perform the transformations given by Ro.270 o Px=1

A: Hey, since there are multiple subparts posted, we will answer first question. If you want any…

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A: Note that, the LHS is equal to the RHS.

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A: We have to find mean and stanadard deviation..

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A: when negative sign multiplied by negative then it becomes positive sign (-)×(-)=+

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A: Use calculator to determine cos 23 degrees.

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A: We will use the given facts to establish the congruence between two triangles.