Let A and B be square matrices of order 4 such that |A| = 2 and |B| = 3. Find the following. (a) IAB| (b) JA31 (c) 13B| (d) I(AB)T| (e) |A-1|

Q: Which is identically equal to (sec A + tan A)? B. csc A – 1 D. csc A + 1 A. 1/ sec A + tan A C. 2/1-...

A: since you have posted multiple question in this question which are not interlinked so i have solved ...

Q: Z- Z: f(x) = x - 5 A. Select the element in f(x) that corresponds to B. Select the properties that d...

A: We will ise the given rule to find the value of f(1).

Q: 13. 11q - 4 + 10q - 5q + 9 = 14. 2k - 28k + 3k = 15. 183x + 91x - 23x =

A:

Q: The equation of a parabola is 12y=(x−1)2-48. Identify the vertex, focus, and directrix of the parabo...

A: Topic:- geometry

Q: Sketch the following curves. 33. y = 2x + 3x2 + 1 %3D

A:

Q: Let R be a relation on A = {0, 3, 5, 8} and R = {(0,0), (5, 5), (3, 3), (5, 0), (8, 8), (8, 3), (0, ...

A:

Q: Find the linear approximation of the function y = x' at point xo 1 О а. у %3D Зх — 2 -

A:

Q: Find the determinant of the elementary matrix. 0 0 1 0 10 100

A: We have to find the determinant of the elementary matrix  001010100.

Q: 5x+16 3x+4

A:

Q: Determine whether the following equation represents exponential growth or decay y = -4(4)** x+3

A: topic -  series and function 

Q: The sum of the length / and the width w of a rectangular area is 240 feet. 1. Write w as a function ...

A: topic  -   rectangle 

Q: Drei has 22 coins that consist of one peso and five pesos. The coins total forty-six pesos. How many...

A:

Q: Solve for x. |x + 3 4 x- 1 = 0 STEP 1: Solve for the determinant in terms of x. **-O |x + 3 4 x - ST...

A:

Q: 13. Domenica started to work in 2001 at an annual salary of $31,500. She received a $1000 raise each...

A: We can find the salery in 2010 as

Q: All quadratic functions will factor, so finding the zeros by graphing is not needed. True O False

A: This is not always happen. 

Q: For each ordered pair, determine whether it is a solution to the system of equations. 4x-2y=-16 y=2x...

A:

Q: Use elementary row or column operations to find the determinant. 3 3 -8 7. 2 -5 5. 68S3

A: We have to find determinate by row or column operation. 

Q: 20. Mr. Wilson is building a new patio off the back of his house. 5 ft 5 ft 15 ft 10 ft 20 ft

A: The area of tiles required to cover the patio is equal to the area enclosed in the patio.

Q: 67. Consumption Expenditures In Keynesian macroeconomic theory, total consump- tion expenditure on g...

A:

Q: 1 Use the graph to evaluate the function below for specific inputs and outputs. 9. y = g(x} 7 6+ 5+ ...

A: Here we have to evaluate the function by using the graph.

Q: A culture of bacteria has an initial population of 220 bacteria and doubles every 8. hours. Using th...

A: Formula: Pt=P0 2td P0 initial population d is doubling time Given: Doubling time =8hours initial pop...

Q: 25=2x-3

A: solving for x 25=2x-3

Q: Suppose that A is a fixed 2x2 matrix. Let U = {X ∈ M22 | AX = XA} Question: Prove that U is a subsp...

A:

Q: Graph the function y = x² over the interval [-2, 2].

A: This question is based on graphing a function.

Q: Two angles are supplementary. One angle is 3° less than twice the other. Find the measures of the an...

A:

Q: Determine the size of the matrix. 8 6 4 13 2 1 -7 4 1 Submit Answer

A:

Q: 3400 dollars is placed in an account with an annual interest rate of 7.5%. How much will be in the a...

A:

Q: The sum of the ages of Dustin and Jacqueline is 74 years. 11 years ago, Dustin's age was 3 times Jac...

A:

Q: 19. Mitch bought a total of 13 pizzas and buckets of wings for his big Super Bowl $11.75 for a pizza...

A: Given query is to find the the number wings buckets were bought.

Q: W as d %3= 2. Write the area A as a function of I A = 3. Find the dimensions that produce the greate...

A: Given query is to find dimensions for the rectangle.

Q: Find the line's slope and a point on the line. y-2=-4(x+3) Undefined slope: point on the line: D

A: To find the slope and a point on the given line.  

Q: Solve the following system of equations. 4x+5y 5 8x +5y = 25

A: Explanation of the answer is as follows

Q: Sophie invested $170 in an account paying an interest rate of 2% compounded continuously. Wyatt inve...

A:

Q: 5.) 3x° + 4x - 2 + 4x – 2 - 2x – x + 6

A: Topic = Algebra

Q: 35 30 25 20 15 10 5+ 10 20 30 40 50 60 70 Enter the equation of the line in the form y = mx Where m ...

A: Here we are given equation of line for which we only need to fin slope of the line.

Q: The sum of the length / and the width w of a rectangular area is 240 feet. 1. Write w as a function ...

A:

Q: Eya is packing 100 pencils for donation into two-pack and three-pack cases. Graph the inequality sho...

A:

Q: An open-top is formed by cutting squares out of an 11 inch by 17 inch piece of paper and then foldin...

A:

Q: a solution A has 52% alcohol, and solution B has 86% alcohol. how many liters of 86% solution should...

A: Given problem:- A solution A has 52% alcohol, and solution B has 86% alcohol. how many liters of 86%...

Q: A cross section of a ramp is shown. 28 in 45 in The length of the base is 45 inches and the height o...

A:

Q: We cannot graph a quadratic function with just the vertex and x and y intercepts. True O False

A: topic-  quadratic equation 

Q: The table below shows the number S, in millions, of subscribers to DirecTV t years after 1995. t = y...

A:

Q: Determine whether the matrix is symmetric, skew-symmetric, or neither. A square matrix is called ske...

A: Here we have to determine whether the matrix is symmetric, skew-symmetric or neither.

Q: 1. 9s + 2s - 3s - 6 2. 12t - 4t - 6 + 5t

A: TOPIC  -   polynomial 

Q: Find a system of linear equations corresponding to the augmented matrix. 7 0 9 7 0 -5 3 -3 1 7 -9 8 ...

A:

Q: Joshua invested $99,000 in an account paying an interest rate of 4,% compounded continuously. Melani...

A: Given Joshua invested $99,000 in an account paying an interest rate of 412% compounded continously f...

Q: 2. Refer to the given functions s, t and v to find the indicated function, and write its domain in i...

A:

Q: Find the range of f{x}=x² +5x+6. O (00, 0) O (o, -1/4] O -1/4, )

A: Topic = Functions

Q: A binomial experiment with probability of success p =0.77 and n=9 trials is conducted. What is the p...

A: The binomial distribution is given by;P(x) =nx px qn-xorP(x) =nx px (1-p)n-x   

Q: What is the axis of symmetry of the following quadratic equation? y= 2x-4x-5 O x = -1 O x = -5 O x =...

A: The given equation is: y=2x2-4x-5 The objective is to state the axis of symmetry of the given equati...