Question Answers
Sahay Sir > Question Answers
The values of remainder r , when a positive integer a is divided by 3 are 0 and 1 only. Justify your answer.
22
Nov
The values of remainder r , when a positive integer a is divided by 3 are 0 and 1 only. Justify your answer. The values of remainder r when a positive integer a is divided by 3 are 0 and 1 only. Justify your answer. November 22, 2020 Category: Chapter 1 - Real Numbers , [...]
A mixture of 2.3 g formic acid and 4.5 g oxalic acid is treated with conc. H2SO4. The evolved gaseous mixture is passed through KOH pellets. Weight ( in g ) of the remaining product at STP will be
22
Nov
A mixture of 2.3 g formic acid and 4.5 g oxalic acid is treated with conc. H2SO4. The evolved gaseous mixture is passed through KOH pellets. Weight ( in g ) of the remaining product at STP will be A mixture of 2.3 g formic acid and 4.5 g oxalic acid is treated with conc. [...]
Euclid’s division lemma states that for two positive integers a and b, there exist unique integers q and r such that a = bq + r, where r must satisfy
22
Nov
Euclid’s division lemma states that for two positive integers a and b, there exist unique integers q and r such that a = bq + r, where r must satisfy Euclid's division lemma states that for two positive integers a and b there exist unique integers q and r such that a = bq + [...]
The decimal expansion of the rational number 33/2^2.5 will terminate after
22
Nov
The decimal expansion of the rational number 33/2^2.5 will terminate after The decimal expansion of the rational number 33/2^2.5 will terminate after November 22, 2020 Category: Chapter 1 - Real Numbers , Maths , NCERT Class 10 ,
Show that one and only one out of n, n + 4, n + 8, n + 12 and n + 16 is divisible by 5, where n is any positive integer.
22
Nov
Show that one and only one out of n, n + 4, n + 8, n + 12 and n + 16 is divisible by 5, where n is any positive integer. n + 12 and n + 16 is divisible by 5 n + 4 n = 8 Show that one and only one [...]
For any positive integer n, prove that n^3 ‒ n is divisible by 6.
22
Nov
For any positive integer n, prove that n^3 ‒ n is divisible by 6. For any positive integer n prove that n^3 ‒ n is divisible by 6. November 22, 2020 Category: Chapter 1 - Real Numbers , Maths , NCERT Class 10 ,
Prove that one of any three consecutive positive integers must be divisible by 3.
22
Nov
Prove that one of any three consecutive positive integers must be divisible by 3. Prove that one of any three consecutive positive integers must be divisible by 3. November 22, 2020 Category: Chapter 1 - Real Numbers , Maths , NCERT Class 10 ,
Prove that one and only one out of n, (n + 2) and (n + 4) is divisible by 3, where n is any positive integer.
22
Nov
Prove that one and only one out of n, (n + 2) and (n + 4) is divisible by 3, where n is any positive integer. (n + 2) and (n + 4) is divisible by 3 Prove that one and only one out of n where n is any positive integer. November 22, 2020 [...]
Show that the cube of a positive integer of the form 6q + r, q is an integer and r = 0, 1, 2, 3, 4, 5 is also of the form 6m + r.
22
Nov
Show that the cube of a positive integer of the form 6q + r, q is an integer and r = 0, 1, 2, 3, 4, 5 is also of the form 6m + r. 1 2 3% 4 5 is also of the form 6m + r. q is an integer and r = [...]
Assertion : Volume of a gas is inversely proportional to the number of moles of a gas. Reason : The ratio by volume of gaseous reactants and products is in agreement with their mole ratio.
22
Nov
Assertion : Volume of a gas is inversely proportional to the number of moles of a gas. Reason : The ratio by volume of gaseous reactants and products is in agreement with their mole ratio. Assertion : Volume of a gas is inversely proportional to the number of moles of a gas. Reason : The [...]