CBSE X Maths Real Numbers
Show that one and only one out of n,n+2 or n+4 is divisible by 3 where n is any positive integer.
CBSE X Maths Real Numbers
Show that (n^2-1) is divisible by 2 if n is an odd positive integer?
CBSE X Maths Real Numbers
Express the HCF of 468 and 222 as 468x + 222y where x and y are integers
CBSE X Maths Polynomials
Q1 - A positive integer is of the form 3q+1 , q being a natural number . Can you write its square in any form other than 3m+1 , 3m or 3m +2 for some integer m ? Justify your answer.
Q2 - The solution of RdSharma book - level 2 is not provided . Plz provide the answers .
CBSE X Maths Real Numbers
- An army contingent of 616 members is to march behind an army band of 32 members in a parade . THe two groups are to march in the same number of columns. What is the maximum number of the columns in which they can march ? (HFC - wite statement in all the questions}
- An army contingent of 616 members is to march behind an army band of 32 members in a parade . THe two groups are to march in the same number of columns. What is the maximum number of the columns in which they can march ? (HFC - wite statement in all the questions}