Problem #9: Let 7 A = 1 1. where a is a nonzero number. Let B = A¯. Find b37. i.e., find the entry in row 3, column 2 of A™- (A) 21a (B)-1Ma (C) 8432 aD 1

Q: Solve the quadratic equation by completing the square. x² + 4x – 9 = 0 Solve the quadratic equation ...

A: Given :x2+4x-9=02x2-x-6=0

Q: In some country the budget for defense exceeded the budget for education by 604.5 billion. If x repr...

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Q: 3) Solve for v: h = -16t2 + vt

A:

Q: Suppose A, B, and C are sets with cardinalities |A| = 7, |B| = 5, and |C| = 3. Compute the differenc...

A: Given problem:- Suppose A, B, and C are sets with cardinalities |A| = 7, |B| = 5 and |C| = 3 Compute...

Q: Problems 5-6 Write the equation of a parabola in conic graph of the parabola, focusing on the direct...

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Q: 8. Vertex: (0,0); Opens down; Distance from vertex to focus: 1 unit

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Q: Is it possible that the following matrix is a consumer's Slutsky matrix? -6 -3 -3 1 1 B = 1 1 is Sel...

A: The solution are next step

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A: Given: - A square bird sanctuary has sides that are 10s+2 meters long. To find: - An expression for ...

Q: 1 f(x) = x²- 4x %3D

A:

Q: The approximate areas of South Carolina and Puerto Rico are listed below: South Carolina: 8.29 x 104...

A: We have to find difference between the two areas,  for this we have to convert them into simple form

Q: A tree is  105  inches tall. How tall is it in feet and inches?

A:

Q: If AABC is similar to ADEF, which side of ADEF corresponds to AB? O EF O AB O CD O DE

A: This question is related to triangles, we will solve it solve it using given information. 

Q: 5. Solve for the product of: 1. 4 -4| |2 1 15 6 B= 2 -5 1 2 1 2 A. A*B b. B*A

A: Given that: A=21-3561 and B=14-4202-512

Q: 3. Solve for the determinants of the following matrices. 1 2 0 3 |2 6 2| 0 1 8 5 A= B=3 -1 3 -2 5 4 ...

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Q: 6. x + 4 1 X +4 2.

A: After simplifying the given complex fraction we get  (x + 16)/(3x + 30)

Q: 3. CAMERA DISTANCE, REVISITED From the top of a building a photographer is focusing on a point on th...

A: Now the visual description of the given problem is:  

Q: Determine whether the statement below is true or false. Justify the answer. A5x6 matrix has six rows...

A: A 5x6 matrix has six rows.

Q: Here is a graph of the function f. Use the graph to find the following. If there is more than one an...

A:

Q: In Exercises 31 to 39, determine whether the given infinite series converges or diverges. \" a00onul...

A: According to bartleby guidelines I am providing the answer of 1st one that is 33

Q: For the functions f and g find a. (f+ g)(x), b. (f- g)(x), c. (f•g)(x), and d. f(x) = x- 8, g(x) =7x...

A: Solved below

Q: se the correct answer below. The statement is true. It is the definition of row equivalence. The sta...

A: We are asked to find the correct statement.

Q: 4. what is the cofactor of the following. a. C4 bC12 c. C32 d. C21 1 2 0 1 -2 0 3 8 5 4 2 -3 1 -41 3...

A:

Q: 3. Solve for the determinants of the following matrices. 1 2 0 1 0 3 |2 2| |2 3 8 5 A= B= 3 -1 3 15 ...

A: Topic:- Matrix algebra

Q: Simplify the expression :  sec x cos x + cos x − 1/sec x  using basic identities

A: The basic identity is:cosx=1secx or secx=1cosx

Q: Find the equation of the quadratic function q whose graph is shown below. 9 (x) = | %3D (-4,- 1) (-3...

A:

Q: You are given two pieces of​ information: (1) the volume of a lake in cubic feet and​ (2) the averag...

A: We have the following informations:- (1)the volume of a lake in cubic feet = V (2)the average depth ...

Q: A periodic deposit is made into an annuity with the given terms. Find how much the annuity will hold...

A:

Q: A man died and left the following instructions for his fortune, half plus a million dollars to his w...

A: Given that: A man died and left the following instructions for his fortune, half plus a million doll...

Q: Give the equation of the line passing through the point (– 3, – 9) that is parallel to y =

A: We will find the equation of the line. 

Q: 5) For the following problem, please do each of the following: (i) Match each equation to a situatio...

A:

Q: Solve the following system of equations with the substitution method: - 16x + 4y = 8. 4x + 2 Answer:...

A: Given:  -16x+4y=8   ...(1)y= 4x+2          ...(2) We need to substitute the value of y in equation (...

Q: The plot below represents the function f(x): 4. -3 -2 -1 -2 Evaluate f(4): f(4) = Solve f(x) = 4: Qu...

A: Given:

Q: A tree is  105  inches tall. How tall is it in feet and inches

A: topic - conversion of units

Q: Suppose that the function f is defined, for all real numbers, as follows. -5x+3 if xs2 Graph the fun...

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Q: Evan has x pennies and y nickels. He has no less than 20 coins worth no more than $0.75 combined. So...

A: The total number of coins are x+y             Since there are no less than 20 coins                 ...

Q: Let 7 1 2 3 A and B b 2 4 9. 5 6. 5 4 26 Find the values of a and b if AB 3 71 Enter the values of a...

A: topic - matrices

Q: 8) Using the inequality y < + 1 answer the following questions: I+2 Will the border line be a solid ...

A: according to our guidelines we are supposed to answer only the first three sub parts of the question...

Q: The 9th term of an arithmetic sequence is 19 and the 20th term is 20.3 What are the first three term...

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Q: If 12 doses of 1½ml are taken from a bottle that contains 40ml , what will be the remaining Quantity...

A:

Q: The points P (x1, y1), Q(x2,y2) and R (x,y) are collinear. Use the gradient formula to show that (x-...

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Q: 4 3 5 -9 2.4. Сalculate: (a) [8, -4, 5 (b) [6, –1,7,5] -3 (с) [3,8, —2, 4] 2

A:

Q: A man died and left the following instructions for his fortune, half plus a million dollars to his w...

A: We have to find it, by assuming x from starting. 

Q: 160 (5, 160) 80 (4, 80) 400 • (2, 400) (1, 10) •(3, 40) 22 20) (3, 80) (4. 16) (5,3.2) 0. 2 4 6. 8. ...

A: Recursive rule for the geometric sequence is  an= ran-1     

Q: You are shopping for dinner for your family in a fast-food restaurant, but you are concerned about f...

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Q: Problems 4-6 Use quadratic regression to answer the following questions. Kangaroos advance about two...

A: 4.    y=ax-0x-2=axx-2        

Q: 4x 3z + y + 2z %3D 5x + 5y + 10z = 1 O has 0 solutions O has exactly 1 solution

A: We are asked to find the solution of the system.

Q: (ex-y+2=-/ -32=79 dy+52=25

A: We are asked to solve the system of equations

Q: For the graph below, determine if it represents a function that is increasing or decreasing.

A: The given graph of the function is: