Inverse matrix Study guides, Class notes & Summaries
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C959 WGU unit 4 questions with 100% correct answers
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diagonal matrix 
square matrix which all non-diagonal entries are 0 
 
diagonal entries can be 0 
 
 
 
identity matrix 
diagonal matrix which all entries along main diagonal is 1, all other entries = 0 
 
 
 
can different sized matrices be added? 
no 
 
 
 
matrix addition 
 
[3|-4] + [-2|8] 
[1|0] + [-5|-3] 
= 
[3+-2|-4+8] 
[1+-5|0+-3] 
 
= 
[1|4] 
[-4|-3] 
 
 
 
scalar 
refers to real numbers 
 
ex_ 3, -5.1, π 
 
 
 
scalar multiple 
each entry is multiplied by scalar 
 
 
 
multiplying mat...
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Math 100 Final questions with correct answers
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Math 100 Finalslope-intercept form - correct answer y=mx+b 
 
point slope form - correct answer y-y0=m(x-x0) 
 
slope formula - correct answer y2-y1/x2-x1 
 
Distance Formula - correct answer square root of (x2-x1)^2 + (y2-y1)^2 
 
midpoint formula - correct answer (x1+x2)/2 , (y1+y2)/2 
 
vertex form of a quadratic equation - correct answer f(x)= a(x-h)^2 + k 
 
standard form of a quadratic function - correct answer y=ax^2+bx+c 
 
quadratic formula - correct answer x = -b ± √(b² - 4ac)/2a 
...
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Security final Question and answers 2023/2024 verified to pass
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Security final Question and answers 2023/2024 verified to passAES uses a Feistel structure - correct answer f 
 
At each horizontal point, State is the same for both encryption and decryption. - correct answer t 
 
DES is a block cipher intended to replace AES for commercial 
 applications. - correct answer f 
 
Virtually all encryption algorithms, both conventional and public- 
 key, involve arithmetic operations on integers. - correct answer t 
 
Compared to public-key ciphers such as RSA, the...
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Security Final Exam Guide 2024.
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Security Final Exam Guide 2024. 
AES uses a Feistel structure - correct answer f 
 
At each horizontal point, State is the same for both encryption and decryption. - correct answer t 
 
DES is a block cipher intended to replace AES for commercial 
 applications. - correct answer f 
 
Virtually all encryption algorithms, both conventional and public- 
 key, involve arithmetic operations on integers. - correct answer t 
 
Compared to public-key ciphers such as RSA, the structure of AES 
 and most ...
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Security final questions well answered graded A+
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Security final questions well answered graded A+AES uses a Feistel structure - correct answer f 
 
At each horizontal point, State is the same for both encryption and decryption. - correct answer t 
 
DES is a block cipher intended to replace AES for commercial 
 applications. - correct answer f 
 
Virtually all encryption algorithms, both conventional and public- 
 key, involve arithmetic operations on integers. - correct answer t 
 
Compared to public-key ciphers such as RSA, the structure of ...
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Chapter 6 - AES question and answers graded A+ 2023/2024
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Chapter 6 - AESAES uses a Feistel structure. - correct answer false 
 
At each horizontal point, State is the same for both encryption and decryption. - correct answer true 
 
DES is a block cipher intended to replace AES for commercial applications. - correct answer false 
 
The nonlinearity of the S-box is due to the use of the multiplicative inverse. - correct answer true 
 
Virtually all encryption algorithms, both conventional and public-key, involve arithmetic operations on integers. - cor...
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Security final questions n answers graded A+ 2023/2024 already passed
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Security finalAES uses a Feistel structure - correct answer f 
 
At each horizontal point, State is the same for both encryption and decryption. - correct answer t 
 
DES is a block cipher intended to replace AES for commercial 
 applications. - correct answer f 
 
Virtually all encryption algorithms, both conventional and public- 
 key, involve arithmetic operations on integers. - correct answer t 
 
Compared to public-key ciphers such as RSA, the structure of AES 
 and most symmetric ciphers i...
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FE Electrical and Computer 2024
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define Enthalpy 
Correct Answer-total energy of a system 
Which of the following is true of the electric field intensity about an isolated point 
charge? 
A. It varies directly as the distance to the charge. B. It varies inversely as the distance to the charge. C. It varies directly as the square of the distance to the charge. D. It varies inversely as the square of the distance to the charge. Correct Answer-D. It varies inversely as the square of the distance to the charge. As a professional en...
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ISYE6414 REGRESSION SUMMER MIDTERM 1 AND 2 EXAM 2022-2024 / ISYE6414 MIDTERM 1 AND 2 REAL EXAM QUESTIONS AND 100% CORRECT ANSWERS/ GRADED A
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ISYE6414 REGRESSION SUMMER 
MIDTERM 1 AND 2 EXAM / 
ISYE6414 MIDTERM 1 AND 2 REAL 
EXAM QUESTIONS AND 100% 
CORRECT ANSWERS/ GRADED A 
If the confidence interval for a regression coefficient contains the value zero, we 
interpret that the regression coefficient is definitely equal to zero. ---ANSWER-- 
False 
The larger the coefficient of determination or R-squared, the higher the variability 
explained by the simple linear regression model. ---ANSWER-- True 
The estimators of the error t...
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OnRamps- FURTHER ALGEBRA – A BRIDGE TO ABSTRACTION A COLLEGE ALGEBRA COURSE CONTAINING ALGEBRA II 2021-2022. Entire Text. PlusQuestions and Worked Solutions.
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OnRamps- FURTHER ALGEBRA – A BRIDGE TO ABSTRACTION A COLLEGE ALGEBRA COURSE CONTAINING ALGEBRA II 2021-2022. Entire Text. PlusQuestions and Worked Solutions. 1 Essential Prerequisites 1 1.1 Prerequ isites . 1 1.2 Thinking Like a Mathematician . . 7 1.3 Prerequisite Topics Review . . 7 2 Functions 13 2.1 Functions 13 2.2 Linear and Absolute Value Functions . 18 2.3 Composition of Functions . . 28 2.4 A Function Recursive Process 30 2.5 Function Transformations . . 31 2.6 Inverse of a Function ....
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