Question
If (x - y) = 3, then find the value of (x³ - y³ -
9xy).Solution
We know that,
(x - y) ³ = x³ - y³ - 3xy(x - y)
Given, (x - y) = 3
⇒ (x - y) ³ = 3³ = 27
⇒ x³ - y³ - 3xy × 3 = 27
⇒ x³ - y³ - 9xy = 27
Which of the following utilises sunlight in a direct fasion?
In India, Micro Finance Institutions primarily target which segment of the population?
Traditional folk musicians ‘Manganiyar’ and ‘Langa’ are related to which state of India from following?
Which of the following states in India had the LOWEST poverty ratio in 2011-2012 as per the Economic Survey 2013-14, released by the Ministry of Finance...
In the Cricket World Cup final 1983, what was the total run scored by the West Indies team?
Who act as the Chairperson of monetary policy committee?
Which organization launched the online tool ‘Daava Soochak’ for depositors to track their claim status?
Which of the following served its national observer as tennis in 2018?
Chhau is a major dance tradition of India. In which of the following Indian states is the dance form NOT prevalent?
Which animal is represented by the mascot "Moga" for the 37th edition of the Indian National Games 2023?
Relevant for Exams:
