Let C and D be n x n skew-symmetric matrices. Prove that if CD = – -DC, then CD is a skew-symmetric matrix.

Q: Tom saves $1 the first day of the month, $2 the second day, $4 the third day, continuing to doble…

A: Here Tom saves $1 the first day of the month, $2 the second day, $4 the third day, continuing to…

Q: What is the LCM of 63,99, and 123

A: 63=32*799=32*11123=3*41

Q: Is the sequence an = 6+ 3n arithmetic? Answer either yes or no: %3D If your answer is yes, its fírst…

A: The given sequence is an=6+3n.

Q: [6 7 -27 4 k Let A If the dimension of the eigenspace 6. corresponding to eigenvalue 6 is 2, then…

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Q: Evaluate the following la J2 -3| а. |(1+J) 2440° 52 – 20° - b. 172 – 32° 42 – 117°|

A: To evaluate the following determinants.a J2-J31+JJb 2∠40°5∠-20°7∠-32°4∠-117°

Q: If y varies inversely as x and y = 5 when x = 5, find y when x = 45.

A: both inversly proportional it means xy = k where k is constant  here given that x =5 when y=5 so put…

Q: Convert the following decimals to fractions. Show all work on a separate sheet of paper. You MUST…

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Q: Solve the equation. Write the solution set with the exact values given in terms of common or natural…

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Q: USING THE GRAPHIC METHOD Determine the x and y that maximize f = 10x + 20y and satisfy the…

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Q: (2) (· Tet 2 be a domain without boundary. Find an functional E(u) such that the Euler-Lagrange…

A: answer is in next step

Q: If Г1 3 -9 A = 2 -19 1 3 -8 then 1 -3 6. A-1 = -3 1 1 -1 1 [0 Given b 4 solve A = [4] %3D 18

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Q: A bank account earns 5% continuously compounding annual interest. After the initial deposit, no…

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Q: Match the graph with the correct rational function. -8-7-6-5 123 NOS4321

A: Vertical asymptotes:x=-3, x=3Denominator: (x-3)(x+3)Zeros:x=0Numerator: xPossible function:f(x)=a…

Q: Evaluate 3c when c = = 5: gebraic Expression Numerical Expression Answe

A: Put c=5

Q: In Exercises 15-18, let R² have the Euclidean inner product. a. Find the orthogonal projection of u…

A: I am attaching image so that you understand each and every step.

Q: 10. Answer the questions by comparing the equation, f(z) = 7 cos s(+9)) +1, to the general equation,…

A: To answer the question by comparing the equation, fx=7 cos2π7x+9+1,  to the general equation, fx=a…

Q: Identify the solution and extraneous solution, if it exists, of =. %3D Solution: Extraneous…

A: Given problem:- Identify the solution and extraneous solution, if it exists of x/(4-x) =2/(x-4)

Q: An advertising agency conducted a survey and found that the number of units sold, N, is related to…

A: topic - logarithmic equations

Q: 2. Which table is related to the graph at the right? H. Temp. ("F) Time Time (h) Temp. ("F) (h) 68…

A: Note:- Since you have asked multiple question As per our policy, we will solve the first question…

Q: Show that when x increases from 1 to 1.25 and when it increases from 2.75 to 3, the value k of grows…

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Q: 10+ -6 -4 -2 4. 2.

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Q: r(z-2) (x-2)(x+ %3D Select all statements below that are true about the graph of f (x): O f (x)has a…

A: This is a problem related to function calculation. Please follow the procedure given below.

Q: 2. Verify that det(AB) = det(A)det(B) forthe following: -2 3 [1 0 2] a) A=-2 3 1 B= 3 -2 5| 1 2 1 3…

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Q: Examples: Factor each of the following polynomials: х?— 16 у? z2-1 4 m? – 12 mn + 9 n² a? – 4 ( b +…

A: 1) x2-16y2using formula a2-b2=(a+b)(a-b)=x2-(4y)2 =(x+4y)(x-4y)2) z2-1using the same above…

Q: 11. Find all values of t for which -2 (а) 0; 3 t- 3

A: topic - determinants

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Q: 6. Given the graph of f(x), y -50 0 100 200 X- 300 -2 -3 -4 -5 -6 a. Estimate f(50). b. Estimate x…

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Q: Convert - 285° into radians as a decimal.

A: Convert -285° into radians as a decimal.

Q: Let A and B be subsets of a universal set U, show that ACBif and only if BCA.

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Q: Determine if the numbers are irrational or rational:  0.343434343434343434...

A: This is a problem related to type of the number. Based on the general formula we will answer the…

Q: Question 19 Which of the following sequences is arithmetic? none of these options 99, 132, 165, 198,…

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Q: ustructions: • Write the GIVEN with their respective symbols and unit • Do not skip the SOLUTIONS,…

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Q: 6. Find AB – C given: [-15 25 A =| 41 32 45 B =|-24 -371 52 -48 -31] 21 [-100 25 -89 -28 34 -2 -98]…

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Q: ind a basis for the column space of -1 -1 0 -4 2 A = 3 -3 -2 -2 0 6 Sasis =

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Q: +1. 3. Given the graph of the function f(x) =- (x+2)* a. Give a step-by-step explanation of how to…

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Q: Consider A = {m, a, t, h} B = {s,t,e,m} a. What is A O B?

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Q: log6 3.01 exact value

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Q: C*+| =215 %3D Solve the exponential function

A: We can solve the given problem by using the following formula. ln (x a) = a ln(x)

Q: ра rallel to vect

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Q: Express the following in summation notation 50 + 50 +50 + 50 + 50 + 50 k2 + k3 + k5 + k7…

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Q: Cara tosses a pair of equally weighted coins 4000 times, and two heads appear 40 times. What is the…

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Q: QUESTION 32 It takes 2 people 6 hours to bake 16 dozen cookies. When working for 6 hours, how many…

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Q: 68 10 10-8-6-4-202 -2 4 -8 Where do the vertical and hzontal asymptotes appear to be on this graph?…

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Q: How much money do you need to deposit in a bank today if you are planning to have $5000 in four…

A: Here we have to find hoe much money do you need to deposit in a bank today if you are planning to…

Q: Write each expression in terms of natural logarithms, and then give a calculator approximation…

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Q: Khur is in the business of repairing computers. He charges a base fee of Php 200.00 for each visit…

A: Here, given that he charges a base fee of Php 200.00 for each visit and Php 120.00 per hour of his…

Q: Consider the following relation on {1,2,3,4}. Check is equivalence or not? R= {(1, 1), (1, 2), (2,…

A: Follow next step

Q: Example: Fined all eigen values and eigen vectors of the matrix and check that P'AP is diagonal…

A: A=8-889-15-18-51114detA-λI=8-889-15-18-51114-λ000λ000λ

Q: ycom/assessments/62623a18Bc7e4c900338a095a 100%+ Section 7.4 Graphing Rational Functions OPEN Turned…

A: Given:       C(p) = 72p / (100 - p )

Q: Subject : Linear Algebra I've posted an image of the question. Thank you .

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