Smart Online Assessments For Serious Exam Preparation
Start Assessment ➔

What do you want to learn today?

Home / Question Bank / General Awareness (GA) / Question Details
Multiple Choice Question

If x + (1/x) = 4, find the value of x^3 + (1/x^3).यदि x + (1/x) = 4 है, तो x^3 + (1/x^3) का मान ज्ञात कीजिए।

  • A
    48
    48
  • B
    52
    52
  • C
    64
    64
  • D
    76
    76
Explanation:
Formula: (x + 1/x)^3 = x^3 + 1/x^3 + 3(x + 1/x). So, 4^3 = x^3 + 1/x^3 + 3(4) => 64 - 12 = 52.
सूत्र: n^3 - 3n का उपयोग करने पर, 4^3 - 3(4) = 64 - 12 = 52।

More Questions & Answers

Read the Complete Topic

This question belongs to the set "Reasoning & General Studies Practice Test #1 for VDO, Patwari, Lekhpal". Click below to read detailed notes and attempt the full quiz.

View Full Post →

Try These Similar MCQs

Explore Related Study Material

Famous Temples of India | Static GK Note

Famous Temples of India | Static GK

Oct 27, 20211.4k views View →
Sayyid Dynasty (1414 – 1451 cE) Note

Sayyid Dynasty (1414 – 1451 cE)

Jun 04, 20203.8k views View →
RRB Group D 2025 Question Paper – 27 November Shift 1 | Set 4 (Q81–Q100) General Awareness & Current Affairs Test

- Advertisement -

Scroll to Top