-3 Let A = -1 -3 3 -1 (a) Find the determinant of A. det(A) (b) Find the matrix of cofactors of A. C (c) Find the adjoint of A. adj(A)

Q: 4x - y - 3x = 40 5x + 2y + z = 25  6x + y + 2z =18  Use the Substitution method or elimination me...

A: 4x - y - 3z = 40 .....(1) 5x + 2y + z = 25.....(2) 6x + y + 2z =18 ....(3) Multiplying equation-2 wi...

Q: Mike has the following cans of vegetables. • 7 cans of corn 6 cans of green beans 2 cans of beets 5 ...

A: Total number of cans of vegetables=20 Number of cans of spinach= 5

Q: Is x greater than, less than, or equal to 100°? 100° Choose 1 answer: A x > 100° B x < 100°

A:

Q: 00 Again, consider the series n (from questions 3-4). Calculate lim a,. Based on your calculation, w...

A:

Q: 3 Determine if Wị is a basis for R’ and check the correct answer(s) below. OA. W, is not a basis bec...

A: Yes. W1 is a basis of R³.  Because, W1 consists of the linearly independent vectors [1 0 0]t , [1 1 ...

Q: Factor completely. a) 9x3 – 21x? + 12x b) (x + 1)x? – (x + 1)x - 2(x + 1)

A: a)  9x^3-21x^2+12x

Q: 2 5 8 7 -3AA=|0 1 -1. Isuethe plane R'spanned by the columns of A ? Why V why not ? 1 3

A: Now we can check by rref form 

Q: Is a greater than, less than, or equal to 73°? 73°

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Q: Factor the trinomial by grouping: 2y + y - 3

A: We can factor the polynomial as below

Q: 4. Construct the Truth Table for a. "p v (~q → p) pa (~g) b.

A:

Q: Find 0.2% of 810

A: Given query is to find the 0.2% of 810.

Q: How can I factor this by grouping? 12x2 + 8xy + 15xy + 10y2

A: In Factoring terms by regrouping  you need to rearrange the terms and take Out the common term.

Q: Jane Roznowski wants to invest some money now to buy a tractor in the future. If she wants to have $...

A:

Q: Find the real solutions of the following equation. V4t +5 = -7 %3D Select the correct choice below a...

A: Follow next step

Q: 10 A= -2 11 12 A+B= %3D A-B= P %3D

A:

Q: Solve the O.D.E. y" – 4y = (t+ 5) e2t - All numbers should be reduced fractions. No decimals.

A: Here, the characteristic equation is m2-4=0. So,             m2-4=0⇒m=2, -2 Now, the corresponding h...

Q: Show that lGl =20 , so G is not simple

A:

Q: sum of $4,000 deposited in an account grows to $8,000 in 6 years. Assuming annual compounding, what ...

A:

Q: Based on the information given, there are two possible angle measurements for 0, where 0<0 < 360°.On...

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Q: The graph of a function h is shown below. Find h(-2). A(-2)- 0 -2. Explanation Check 2022 McGraw Hil...

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Q: (b) Consider the following Venn diagram representing three sets A, B and C intersecting in the most ...

A: topic - sets

Q: 6) Fill in the ratio table and then solve for x. Pumpkins Scarecrows 6 42 8.

A:

Q: Use the given definition to find f(A): If f(x) = a, + a,x + a2x + - ax is a polynomial function, the...

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Q: Find 18th term of G.P  4,16,64

A:

Q: Find a set of vectors {u, v} in R* that spans the solution set of the equations х+ 2у — 2z 0, W - 2w...

A:

Q: 7. What is the 12th term of the sequence 10, 6, 2, ...? O-16 O-24

A:

Q: 3. Find determmant

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Q: A bank loaned out $7,000, part of it at the rate of 8% annual interest, and the rest at 14% annual i...

A:

Q: Which diagram best represents the relationship among whole numbers, ra and integers? (7.2A, SS, RC1)...

A: The given question has been solved in detail. And option c is the correct answer. 

Q: What is the measure of Zæ? Angles are not necessarily drawn to scale. в A 62°

A: Here we have to find the measure of ∠x .

Q: Compared to the graph of the base function f(x) = x^2 , the graph of the function g(x) = x^2 - 2 is ...

A:

Q: Factor out the greatest common factor and then factor the trinomial: 2xy +8xy-24x Use the paperclip ...

A:

Q: In a complete sentence, describe the relevant angle following diagram. Find the measure of a 4. atio...

A: Angle formed on a line is of 180° . It means  The sum of the angles on a line is always 180° . 

Q: Find, if possible, AB and BA. (If not possible, enter IMPOSSIBLE in any single cell.) 1 2 2 3 5 2 -4...

A:

Q: Panaderio Bakery is getting more and more orders for durian pies. The bakers made 6 durian pies in J...

A: In this pattern we get the next term by adding 6 to the previous term

Q: simplify a times a times b times b

A: Follow next step

Q: Find the sales tax and total cost of an espresso machine that costs $79.95. The tax rate is 8%. Roun...

A: Given, the cost of an espresso machine = $79.95 tax rate = 8% = 8/100 = 0.08 so the sales tax is the...

Q: NASA launches a rocket at t = 0 seconds. Its height, in meters above sea-level, as a function of tim...

A: Given query is to find the maximum height and time taken to reach that height.

Q: Counting technique: A set of eight switches can each be set at Off, Low, Medium or High. In how many...

A: Given a set of eight switches can each be set at Off, Low, Medium or High.

Q: 1. A function that converts dress sizes in the United States to those in Europe is given by D = f(z)...

A: As per company guidelines we can solve first question. I hope that the given solution will help you....

Q: A -3 -2 -1 B -1 -2 The distance AB = [ ? ] Round to the nearest tenth. Hint: d = /(x2 – x1)² + (y2 –...

A: Given query is to find the distance between A and B.

Q: Find the values of the following: E= IR when 1= 5 and R= 3 A = n rl when T = 3.14, r = 5, 1 = 20 S- ...

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Q: Question 5: Do the following belong on a list of possible rational zeros for the following polynomia...

A:

Q: Determine whether the following statements are true or false. Give a justification to your answer. F...

A:

Q: h order for synthetic division to work, the divisor must be of the form x-a, that is, a variable min...

A: (2x2+5x-4)÷(x-6) from above divisor is (x-6)It is in the form of (x-a) on comparingx-a=x-6⇒a=6

Q: IA pair of skis is priced at $280 dollars and cents? (7.13A, SS, RO

A: Given query is to find sales tax.

Q: Determine algebraically whether the given function is even, odd, or neither. 3 f(x) = V4x %3D O Even...

A: Given query is to find function is even or odd.

Q: What is the solution to 3x- 2x + 4 0 ?

A:

Q: A gardener has 640 feet of fencing to fence in a rectangular garden. One side of the garden is borde...

A: Fencing, application of derivatives

Q: Let /(x) = 7 - 9x - 20. Find f(-3)

A: