13133 results.
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Question in Maura's workspace
Asks students to compute the multiplicative inverse of a in Zn where n is an odd number between 31 and 61 and a is an integer coprime to n that lies between n/4 and 3n/4.
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Question in Maura's workspace
A straightforward test of encrypting and decrypting an eight-letter message with the Vigenère Cipher using a four-letter key. Message letters are generated uniformly at random from the English alphabet, as are the key letters. Students are expected to be able to map English letters onto elements of Z26 in the usual order.
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Question in Maura's workspace
A straightforward test of encrypting and decrypting an eight-bit message with the Vernam Cipher. The message and the key are uniform and independently generated eight-bit strings.
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Question in Maura's workspace
A straightforward test of encrypting and decrypting an eight-letter message with the Substitution Cipher. Message letters are generated uniformly at random from the English alphabet and the key is a uniformly chosen random permutation of the alphabet. Students are expected to be able to map English letters onto elements of Z26 in the usual order.
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Exam (1 question) in Will's workspace
No description given
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Question in Transition to university
Manipulate surds and rationalise the denominator of a fraction when it is a surd.
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Exam (1 question) in Will's workspace
Python assignment for PHY1030 2023-24
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Question in SIT281
The purpose of this question is to ask the students to go through one Rijndael round from the AES algorithm.
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Question in Maura's workspace
A straightforward test of encrypting and decrypting an eight-letter message with the Caesar Cipher. Message letters are generated uniformly at random from the English alphabet, as is the key. Students are expected to be able to map English letters onto elements of Z26 in the usual order.
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Question in MATH6005 Semester 1 (2020 onwards)Question involving distributing the transpose operator across a number of matrices that are multiplied.
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Question in Don's workspace
Dummy question to test random() function when first decimal place of upper limit of range is 4, and test of currency() function.
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Question in HELM books
Part of HELM Book 1.4.2
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Question in STAT7008
Given a random variable X normally distributed as N(m,σ2) find probabilities P(X>a),a>m;P(X<b),b<m.
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Question in Elena's workspace
No description given
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Question in Elena's workspace
No description given
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Question in HELM books
The exercises for HELM Book 1.4.1
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Question in HELM books
The 7th task in HELM book 1.4 section 1.
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Question in HELM books
The 6th task in HELM book 1.4 section 1.
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Question in HELM books
The 5th task in HELM book 1.4 section 1.
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Question in HELM books
The 4th task in HELM book 1.4 section 1.
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Question in HELM books
The 3rd task in HELM book 1.4 section 1.
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Question in HELM books
The 2nd task in HELM book 1.4 section 1.
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Question in HELM books
The first task in HELM book 1.4 section 1.
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Exam (10 questions) in HELM books
HELM Book 1.3.1 exercises
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Question in HELM books
Factorise a quadratic, x^2+bx+c. An exam can choose whether or not a=1. Part of HELM Book 1.3
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Question in HELM books
Factorise a quadratic, ax^2+bx+c. An exam can choose whether or not a=1. Part of HELM Book 1.3
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Question in HELM books
Factorise a quadratic. Part of HELM Book 1.3
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Question in HELM books
Factorise a quadratic. Part of HELM Book 1.3
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Exam (3 questions) in HELM books
HELM Book 1.3.5 exercises
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Question in HELM books
Factorise the difference of two squares, t^2-number^2. Number is a random perfect square, or 1 over a perfect square.