Text Solution
AI Generated Solution
Topper's Solved these Questions
PERMUTATIONS AND COMBINATIONS
MODERN PUBLICATION|Exercise EXERCISE 7 (i) Short Answer Type Questions|14 VideosPERMUTATIONS AND COMBINATIONS
MODERN PUBLICATION|Exercise EXERCISE 7 (i) Long Answer Type Questions - I|8 VideosPERMUTATIONS AND COMBINATIONS
MODERN PUBLICATION|Exercise EXERCISE 7 (e ) Short Answer Type Questions|8 VideosMOCK TEST
MODERN PUBLICATION|Exercise SECTION - D|5 VideosPROBABILITY
MODERN PUBLICATION|Exercise CHAPTER TEST|12 Videos
Similar Questions
Explore conceptually related problems
MODERN PUBLICATION-PERMUTATIONS AND COMBINATIONS -EXERCISE 7 (h) Short Answer Type Questions
- Evaluate (i) ""^(10)C(4)+""^(10)C(5) (ii) ""^(13)C(6)+ ""^(...
Text Solution
|
- Evaluate (i) ""^(61)C(57)- ""^(60)C(56) (ii) ""^(31)C(26)-...
Text Solution
|
- ^8C4+^8C3=^9C4
Text Solution
|
- (i) If ""^(n)C(8)= ""^(n)C(2), find ""^(n)C(2). (ii) If ""^(n...
Text Solution
|
- Verify that if 2xx ""^(7)C(4)= ""^(17)C(8).
Text Solution
|
- Prove that 1+""^(3)C(1)+ ""^(4)C(2)= ""^(5)C(3).
Text Solution
|
- (i) If ""^(2n)C(3) : ""^(n)C(3)= 11 : 1, find n. (ii) If ""^(2...
Text Solution
|
- ^n Cr :^n C(r+1)=1:2and^n C(r+1):^n C(r+2)=2:3,f i n dnandr
Text Solution
|
- If ""^(n-1)C(r ): ""^(n)C(r ): ""^(n+1)C(r )=6:9:13, find 'n' and '...
Text Solution
|
- Prove that ""^(n)C(r )+2""^(n)C(r-1)+ ""^(n)C(r-2)= ""^(n+2)C(r ).
Text Solution
|
- Prove that ""^(n)P(r )= ""^(n)C(r )*^rP(r ).
Text Solution
|
- Prove that ""^(n)C(r ) ""^(r ) C(s)= ""^(n)C(s) ""^(n-s)C(r-s)
Text Solution
|
- Prove that the product of any 'k' consecutive integers is divisible by...
Text Solution
|
- In a certain city, all telephone numbers have six digits, the first tw...
Text Solution
|
- Prove that .^(n-1)C(3)+.^(n-1)C(4) gt .^(n)C(3) if n gt 7.
Text Solution
|
- Verify that ""^(n)C(r )=(n)/(r ) ""^(n-1)C(r-1) where n=6 and r=3.
Text Solution
|
- If n C4,^n C5 and ^n C6 are in AP, then n is
Text Solution
|