Question 1
For the positive real numbers 4 and 9, the difference (arithmetic mean) − (geometric mean) equals which value?
Correct Answer:
1/2
Question 2
If a1 ≤ a2 ≤ a3 and b1 ≤ b2 ≤ b3 are real numbers, Chebyshev's sum inequality asserts which comparison?
Correct Answer:
(a1b1 + a2b2 + a3b3)/3 ≥ ((a1+a2+a3)/3)((b1+b2+b3)/3)
Question 3
By De Moivre's theorem, (cos 15° + i sin 15°)^6 equals which complex number?
Correct Answer:
i
Question 4
Express 1+i in polar form and apply De Moivre's theorem. The value of (1+i)^8 is:
Correct Answer:
16
Question 5
If ω is a primitive cube root of unity, then 1 + ω + ω² equals:
Correct Answer:
N/A
Question 1
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Prepare with the BCS Written Mathematics Practice Questions - BCS Written Post-Related Mathematics, Subject Code 551, Total Marks 200 Exam practice quiz. This question bank includes 100 questions covering equals, theorem, real, numbers, and value. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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BCS Written Mathematics Practice Questions - BCS Written Post-Related Mathematics, Subject Code 551, Total Marks 200 Exam

This practice set contains 100 questions from the matching question bank and focuses on equals, theorem, real, numbers, and value. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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