Set x to a value not in the domain of f(x) = sec(x).

Q: Determine if the set is the empty set. {x|XEN and 7 <x< 14} Choose the correct answer below. The set…

A: We have given set {x | x in N and 7&lt; x &lt; 14 } This set in roster form { 8, 9, 10 , 11, 12, 13}

Q: Set notation

A: Given: x|x&gt;-1∩x|x≤-3 we know that  x&gt;-1 means x∈-1,∞ and x≤-3 means x∈(-∞,-3]

Q: 2. Let A = {1, 2, 4, 8, 16, 32) and B = {1, 2, 3, 4, 5). Determine the following sets: AnB B\A • Bx…

A:

Q: Let a1 = [-2  h], and a2 = [10  -20] The set {a1,a2} will span R3 unless h

A:

Q: Select the set that is equivalent to (Cn B) UA. (Cn B)UA (CUB) UA (CnB) nA (CUB) NA

A:

Q: Use graphs to find set. (-3, 0)∩[-1, 2]

A: The given sets are We need to find the intersection of these two sets using graphs.

Q: Give an example of sets A and B for which |A U B| = |A|+|B|.

A:

Q: Fill in the blanks in the following sentence: If A and B are any sets, then by definition of set…

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Q: The boundary of a set is equal to the boundary of the complement True O False O

A: A point of a set is called boundary points if any neighbourhood of this point contains point of the…

Q: Show An(B-C) = (AnB) - (ANC) using set operations and identities.

A:

Q: Express the set in roster form. B = (x | XEN and x is a multiple of 7)

A: For given set B we have to write it in roster form.

Q: operational sets

A: It is given that, the set is

Q: If P = {1, 2}, form the set P × P × P.

A:

Q: of subsets for M = {x | x is an integer between 1 and 7} Set M has subsets.

A: We have to check whether given statement is true or false.

Q: Using the variable x, write the interval (3,9] using set-builder notation. (3,9]= {x|__}

A: The given interval,     (3,9]

Q: List the elements of the set {x|x EZ and x² < 40}.

A: