MATH 4109 Modules 16-17 2025/2026
Exam Questions and Answers | 100%
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What are Mersenne primes? - 🧠ANSWER ✔✔prime numbers that can be
written in the form 2^n - 1
Which of the following is known as Euler's identity? - 🧠ANSWER ✔✔e^(ix)
= cos x + i(sin x)
What do we call two numbers that are equal to the sum of the proper
divisors of the other number? - 🧠ANSWER ✔✔Friendly numbers
Euler gave several proofs of Heron's formula for the area of a triangle with
side lengths a, b, and c.: Area=sqrt(s(s−a)(s−b)(s−c))
What is s? - 🧠ANSWER ✔✔Half the perimeter of the triangle
Are there any odd perfect numbers? - 🧠ANSWER ✔✔This remains an
unsolved problem.
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
1
Exam Questions and Answers | 100%
Pass
What are Mersenne primes? - 🧠ANSWER ✔✔prime numbers that can be
written in the form 2^n - 1
Which of the following is known as Euler's identity? - 🧠ANSWER ✔✔e^(ix)
= cos x + i(sin x)
What do we call two numbers that are equal to the sum of the proper
divisors of the other number? - 🧠ANSWER ✔✔Friendly numbers
Euler gave several proofs of Heron's formula for the area of a triangle with
side lengths a, b, and c.: Area=sqrt(s(s−a)(s−b)(s−c))
What is s? - 🧠ANSWER ✔✔Half the perimeter of the triangle
Are there any odd perfect numbers? - 🧠ANSWER ✔✔This remains an
unsolved problem.
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
1
