Find the middle term of the AP 10, 7, 4, ……… (-62).
Given that AP is 10, 7, 4, …..…, (-62) We have to find the middle term, for that we can... View Article
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How to prove nCr + nCr – 1 = n + 1Cr?
Answer: LHS = nCr + nCr – 1 \(\begin{array}{l}\begin{array}{l} =\frac{n !}{(n-r) ! r !}+\frac{n !}{(n-r+1) !(r-1) !} \\ =n !\left[\frac{1}{(n-r) !... View Article
Find the zeros of the quadratic polynomials x2 – 2x – 8 and verify the relationship between the zeros and the coefficients.
Answer: Polynomials are algebraic expressions that consist of variables and coefficients. Variables are also sometimes called indeterminates. Polynomial is defined as... View Article
Find the average of first 40 natural numbers
Average of 40 numbers is nothing but the sum of these forty numbers divided by 40. First 40 natural numbers... View Article
Common factors of 56 and 120
The factors of 56 = 1, 2, 4, 7, 8, 14, 28, 56 The factors of 120 = 1, 2,... View Article
Find two consecutive odd positive integers, the sum of whose squares is 290 by using the quadratic formula
Answer: An integer is any number including 0, positive numbers, and negative numbers. It should be noted that an integer... View Article
Find the mean of first 5 whole numbers
As the first five whole numbers are 0, 1, 2, 3, and 4. Mean = (Sum of observations)/(Number of observations)... View Article
Find the square root of 529 by prime factorization method
By using the prime factorization method: 529=23×23 Taking square root on both sides, we get √529 = √23 × 23... View Article
Write a Pythagorean triplet whose smallest number is 8 and verify your answer
Answer: Pythagorean triples are a2+b2 = c2 where a, b and c are the three positive integers. These triples are represented as... View Article
Where do the river Indus and Ganga have their origin?
The Ganga river originates from Gangotri glacier in Uttaranchal whereas Indus River rises in Tibet, near Lake Mansarovar. Major Rivers... View Article
What are the advantages and disadvantages of urbanisation?
Answer: The process by which huge numbers of people are permanently concentrated in relatively limited regions, establishing cities, is known... View Article
Write the full form of LISP of computer language.
LISP is an acronym for List Processing. It is designed by John McCarthy and developed by Steve Russell, Timothy P.... View Article
What is civil war?
A civil war is a violent conflict between opposing groups within a country that becomes so intense that it appears... View Article
Dot-matrix is a type of? a) Tape b) Printer c) Disk d) Bus e) None of these
A dot matrix printer (DMP) is a type of printer which uses pins impacting an ink ribbon to print. Dot... View Article
What is the difference between a plough and a hoe?
The Plough was used for farming and cultivation of soil preparation for sowing. Whereas a Hoe is a hand tool... View Article
What do you mean by residuary powers?
Answer: A residuary power is a power retained by a governmental authority after certain powers have been delegated to other... View Article
Why is Mother Teresa called the saint of the gutters?
Mother Teresa was known as “The Saint of the Gutters” because of her work and help for the lower community... View Article
What is the role of health in human capital formation?
Health plays an important role in human capital formation due to the following reasons To perform to the fullest the... View Article
Hastottanasana should not be done? A) In severe back pain B) In hernia C) In stomach pain D) All of the above
Hastottanasana improves digestion. It stretches the muscles of the abdomen and rib cage. Hastottanasana consists of two words: Hasta means... View Article
What is the young one of goose called? a) gosling b) gander
A young goose or baby goose is called a gosling .A male goose is called a gander .A female goose... View Article
