of A, B, and C.

Q: 2. Determine the products C = AB and D = BA if 4 67 -7 -5 A = -1 3 -5 21 -13 -4 7 6 %3D 1 -9 -3 1

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Q: If P(A) = 0.5, P(B)= 0.40 and P(A U B) = 0.70, find P(A/B) and P(A U B) where A is the complement of…

A: HERE GIVEN, p(A) = 0.5 p(B) = 0.40 p(A ∪ B) = 0.70

Q: The next five births at a hospital all being boys

A: Let P(G) be the probability of birth of a girl and P(B) be the probability of birth of a boy. The…

Q: Given A = {2, 5, 7} and B = {4, 5}, find B × A. O {(2, 4), (2, 5), (5, 4), (5, 5), (7, 4), (7, 5)}…

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Q: In a family of cats, there are 2 un-cool cats for every 3 cool cats. If these cats have 120 paws…

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Q: Evan has two baskets containing snacks items. The first basket contains one package each of peanuts,…

A: Evan takes one item from the first basket and two items from the second basket for his lunch. The…

Q: Divide. 4v3 + 2v- 5 v - 2 29 O 4v2 + 8v - 18 + v-2 31 4v2 + 8v + 18 + v-2 29 O 4v² + 8v + 18 + v-2…

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Q: Find a, b, c, and d, if а b 1 3 d 2.

A: A matrix is an object with certain number of rows and certain number of columns. An entry in a…

Q: Given m = 6, n = 1, and v = (-4, 7), what is v(n-m)?

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Q: Find, if possible, (a) AB and (b) BA.

A: We know the order of a matrix is defined as  ---->  m x n where, m = number of rows…

Q: Show that (A¹)¹ = A for: A 4 3 3 2

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Q: Find C1, C2, and C3. 0= C1 + C2 0= 3C1 + C2 + C3 1 = 9C1 + C2 + 2C3

A: Given:  C1+C2=0                               -->Eq'n(1) 3C1+C2+C3=0…

Q: mple. Compute AB and BA where 1 -1 A = %3D B = -2 2 3 4

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Q: 1 (b) (r² + m)²

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Q: Find the values of c1, c2, and c3 so that c1 (4, –6, 2) + c2(-4, 3, 0) + c3 (-2,0, 0) = (-4, –3,…

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Q: T1.3 An ice hockey team has 6 forwards, 8 defencemen,  and 2 goaltenders. a) In how many ways can…

A: Given that, An ice hockey team has 6 forwards, 8 defencemen,  and 2 goaltenders. Calculation Part:…

Q: Find uxv

A: Given: u=-12;    v=31Note: if u=(A)2×1 ,…

Q: Consider the following figure. 10 4 -10 -8 -6 -4 -2 10 6. 8. 10 -2 -4 -6 B -8 -10 Fill in the table…

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Q: ind AxB for A = {1,2} and B = {r,s, t} %3D

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Q: (21)8=... Select one: (10010)2 a. b. (1001)2 (10001)2 C.

A: Here convert the number (21)8, into base 2 number.

Q: At the office, the department manager has two different types of advertising projects to work on.…

A: Project A has 4 ways to work on. Project B has 3 ways to work on.    Project A and Project B are…

Q: If A={1,2} and B={a,b,c}, find: I. A*B II. P(B) III. n(P(A))

A: A={1,2} B={a,b,c} A*B={(1,a),(1,b),(1,c),(2,a),(2,b),(2,c)}     2)P(B)={…

Q: Let a = (5, – 3, 6) and b = (5, 3, 4). (a – 6) × (ã + 6) -| X (a +

A: Given: a→=5,-3,6and b→=5,3,4

Q: A city has three police stations, A, B, and C. The number of police officers in the stations is 3,…

A: Given: a city has three police station A,B and C . the number of police officers in the stations is…

Q: Let a = (2, 4, 6) and b = (4, 2, 4). - (å – 6) × (å + 6)

A: Given: a→=2i^+4j^-6k^ b→=4i^+2j^+4k^ a→-b→=2i^+4j^-6k^-4i^+2j^+4k^          =-2i^+2j^-10k^…

Q: d. How many ways can five letters of the word EMULATOR be selected and written in a row if the…

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Q: Find the value of (-j)!nj.

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Q: One-ha!f of the class wore red and one-third of it wore biue. What part of the class wore either red…

A: let the total number of students in a class be x  Therefore the part of class who wore red is 12x…

Q: Let â = (2,0, –3), %3D b = ( and -4, –7,1) c = (1,1,–1). Find

A: The given vectors are a⇀=2, 0, -3, b⇀=-4, -7, 1  and  c⇀=1, 1, -1.

Q: If the average of three numbers is V. If one of the numbers is Z and another is Y, what is the…

A:

Q: A town has a total population of 50,000. Out of it 28,000 read Ittefaq and 23,000 read Inclub while…

A: Total population = 50000 Number of 'Ittefaq' readers = 28000 Number of 'Inclub' readers = 23000 4000…

Q: what is the name of each of them?

A: We will compare with general equation to find type ( name ) of surface represented by given equation…

Q: Let à (6, 7, 4) and 6=(3,2,2). = (a - b) × (a + b) i

A: We are given that, a→=6,7,-4, b→=3,2,2 We have to find: a→-b→×a→+b→

Q: 75% of the GAHS student population participate in a club. 30% of the population are in a Music…

A: Solution: Let A be the event that GAHS student population participate in a club and B be the event…

Q: (a2xdx а. 2a2x + C 2a²x b. + C In a 1 a²x + C 2 In a d. None of the above C.

A:

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.

Q: . There are 19 identical socks. How many pairs of socks are there? Will there be any socks without a…

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Q: Find the value of n(A U B) if n(A) = 8, n(B) = 13 and n(A n B) = 6. n(AUB) (Type a whole number.) =

A: