1A. Find, if possible, A + B, А - в, 2А, 2A - В, and B + -А. 2 -3 4 A = 2 6. В — -1 -5 4 1 10

Q: 10 1 If B = 2 -2 -2 1 -1 2 then det (B) =

A:

Q: we MZ2, and then mZ3. 21

A: As the lines are parallel. it is parallelogram.

Q: While passing exams, 1/6 (one sixth) part of all students, who took exams, got C(mark). 56% of all…

A: let the number of students be x Then number of students who got C mark : x6 number of students who…

Q: ,3t y" + 7y' + 12y = 21e“, y(0) = 3.5, y' (0) = –10

A:

Q: Suppose that an outfit consists of a shirt and a pair of pants. If you have 4 different shirts and 3…

A:

Q: (4)if A = [ 1,B = 3. [4 -3. 2 and C = find . -2 6 -4. det(A), det(B),A¯1,B¬1 and C-1.

A:

Q: 4 Jo - xp (x), us (A) TWEN 6 2 (8) 7 (8) 46 9 3 (C) 0 (C) 0 (D) 1 (a)

A:

Q: turer Wants to lease a fleet of 26 railroad tank cars with a combined carrying capacity of 516,000…

A:

Q: Suppose the first two columns, b1 and b2 of B are equal. What can you say about the columns of AB…

A: For this question let us consider two matrices as per the given options, then we can easily find the…

Q: "If apples cost $1.89 per pound and Carla makes $12.00 per hour, how many hours must Carla work to…

A:

Q: 7. If ā = -i+ 3j + k,5 = 31 – 2k and ĉ = 2î – † + 4k, determine 2(ã +5 – 2€) – (35 - 2)

A:

Q: 2.6 If H = 4a, - 3a, + 5a, at (1, 7/2, 0) %3D

A: Given,         H=4aρ-3aϕ+5az, at 1, π2, 0

Q: -3 show that B = B". 7. Given that B= 4 -9 -2 5 - 4 2.

A:

Q: In​ Marissa's calculus​ course, attendance counts for 10​%of the​ grade, quizzes count for 15​% of…

A:

Q: A sum of $1300 is divided amongst P,Q,R and S such that P share/Q share = Q share / R share=R…

A:

Q: A sum of $1300 is divided amongst P,Q,R, and S such that  (P'share/Q's share)=(Q's share/R's…

A:

Q: f the score of 3 courses for a student who studied at a university are 81, 62, 74 with credit hours…

A: Solution: The scores of three courses for a students are  X= 81, 62 and 74 The credit hours  that is…

Q: Suppose that a1, a2, a3, a4, a5 are five numbers. If a =8 then (7 – 4ax) is equal to... %3D k=1 k=1

A:

Q: If the first chapter of a certain book is 30 pages long and makes up 10% of the book, how many pages…

A: Given that, the first chapter of a certain book is 30 pages long and makes up 10% of the book.

Q: نقطة واحدة -1 -2 + If S = 4 3 4 then, S =13x3 4 -4 5 true False

A:

Q: ,find : (a) 2A , (b) 2A - В 1 2 -3 -2 A 2 1 4 23 4 2 1 6 (b) -2 4 4 2 5 6 (b) 0 1 (None

A: Given information : A = 1221  B = -3-242

Q: (:' } - 8) zp - Vz(z – 2)

A: We use the difference of cube formula for numerator

Q: A taxi service charges $1.40 for the first 1/4   of a mile and $0.65 for each additional 1/4    of a…

A:

Q: choose one 1. r(t) = (-5 – t, -5 + 2t) and s(t) = (-5 – 3t, –5 + t). choose one 2. r(t) = (2 – 3t,…

A:

Q: Compute: a) P(106 < Y, < 124) b) P(106 < Y, < 124 | Y, = 3.2) %3D

A: Let , Y1 and Y2 have a bivariate normal distribution. Given : Our aim is to find the following :…

Q: If a = (1, -3, 2) and  b = (3, 4, -5), what is b - a ?

A: Given :a = (1, -3, 2) b = (3, 4, -5)

Q: Replace R, by (-5)R, +R2. 14 3 -2 5 1 4. 8. (- 5)R, + R2 -25 2. (- 5)R, + R2 =

A:

Q: In the diagram below, if mz1 = 28°, mz2 = 17°, and mz3 = 85° , find mz4. %3D 3 4 35° O 113° O 50° O…

A: J

Q: 13. Find mZVWZ. V (5х- 12)° Y (2х- 3)°

A:

Q: 8. If r || s and m 3=73°, find m 26-

A:

Q: If 50 pounds of tomatoes and 30 pounds of bananas cost $45 and 10 pounds of tomatoes and 20 pounds…

A:

Q: -2 3 -4 -4 If A = 4 5 and B = 2 -5 -2 -5 -3 3 find A · B, if possible.

A:

Q: The author spoke with a representative of the U.S. Postal Service and obtained the following…

A: Given:  five-digit zip code, the first four digits can be any of the digits 0–9 and the fifth any of…

Q: In​ Marissa's calculus​ course, attendance counts for 20​% of the​ grade, quizzes count for 20​% of…

A:

Q: If A 3 4a, — 2а, + ба, and B %3D 12aа, + 18а, — 8а, determine: (а) А — ЗВ (b) (2A + 5B)/в| (с) а, XА…

A: Given, A =4ax -2ay +6az B= 12ax +18ay -8az

Q: Marissa's calculus​ course, attendance counts for 5​%of the​ grade, quizzes count for 15​% of the​…

A: Given data,   Weightage (w) score (x%) x*w attendance 0.05 100% 5 % quizzes 0.15 89% 13.35 %…

Q: Find C - A + B -4 3 [ 3 2 -3 6.5 1 6) A = 6 6 V14 1 C = 1 - 3 6, B = 1 11 3 - 9 2

A: Given, The matrices A = 5-366614 B = -436.511311 C = 321-1392  We have to find C-A+B

Q: Suppose B = (-4, 5, – 7) and AB = (-2, 10, –6). Then | | A help (points)

A:

Q: Suppose u = (1,0, –2), v = (-6, –-15, -3), and w = (4,10, 2). W

A: Write u and v in vector form.

Q: Suppose that there are two types of tickets to a show: advance and same-day. Advance tickets cost…

A: Given, Advance tickets cost $35 Same-day tickets cost $20 Totally 35 tickets are sold. The total…

Q: If 2 [2 A = 1 4 4 3 -3 and B = 4 4 2 -2 -3 1 -4 4 Then 2A + B =

A: We have to use matrix addition.

Q: If = 2,=-3,= 5, llu|| = 1, v|| = 2, ||w| =7 Evaluate .

A:

Q: > m, m2 = -1 > (m2)=-)m2= -9

A: We can solve it by property of slope of a line.

Q: Compute B-2C',(-5/3)A, and AB. where 7-1 2 -2 7 A=3 5 4 , B= 46 and C= 4 05 2 0 4 0 12 -5 3 9

A: See the attachment

Q: Find å · B for å = (–2,÷) and 5 = (-5,12).

A: Here , we have to do dot product to this vector.

Q: In​ Marissa's calculus​ course, attendance counts for 20​%of the​ grade, quizzes count for 15​% of…

A: