Let A and B be sets. The symmetric difference of A and B is Select one: a. (A − B) n (B − A) - - O b. (AB) U (B − A) - O c. (AUB) - (BUA) O d. ((AUB) - A) U ((BU A) – B) O e. none of the above

Q: If n(A) = 45, n(B) = 16, and n(A n B) = 2, find n(A U B).

A: Given :nA=45nB=16nA∩B=2

Q: What would the answer be written in this form: Write in the form: [x,y,z] = [a,b,c] + ....

A: The answer is written in this form only.

Q: Consider the words u = a?ba b² and v = bab?. Find: (а) (6) uv (b)

A:

Q: Using the laws of algebra, simplify each of the following sets: (PnQ) u (PnQ) a. (PuQ) u Pn@) b.

A:

Q: Answer parts a and b. a. n(A U B) = 24, n(An B) = 12, and n(B) = 17, find n(A). b. If n(A) = 8, n(B)…

A:

Q: Use any method you choose to show that An (B UC) = A U B n C, when A, B, and C are sets.

A:

Q: Let triangle PQR be as shown, with P = (#1, #2, w3), Q = (v1, v2, y3), R = (z1, #2, z3). %3D R P )…

A:

Q: In the diagram below, if AB= 40, CD = 25, and AD = 80, find BC. D. O 15 O 40 О 25 O 60

A:

Q: Let B : and i Then (7)8

A:

Q: If v = , then is: ㅇ ㅏ ㅇ ㅇ ㅇ 11 11 147

A: If V=

Q: (8) Evaluate: c. (-4)3 с.

A:

Q: ition 1.3 3 4 う 3. 2 2. 2.

A: Use the table to evaluate each expression. a) f(g(1)) b) g(f(1)) c) f(f(1)) d) g(g(1)) e) (g • f)(3)…

Q: Find the following expressions if a = (6r, 0, r), b = (6s, –s, 7s), and c = (2t, 10t, 5). a ·b = 1.…

A: We need to find dot product.