`(n - 5)/6`
`(n - 4)/5`
`5/(n - 4)`
`6/(n - 5)`
`n`
`(2n -1)/2`
`(2n + 1)/2`
`n + 1`
` text()^(2n+1)C_(n+2)`
` text()^(2n+1)C_(n)`
` text()^(2n+1)C_(n - 1)`
` text()^(2n)C_(n+1)`
`5`
`10`
`15`
None of these
0
1
-1
None of these
Only 1
Only 2
Both 1 and 2
Neither 1 nor 2
`C(15, 9)`
`C(16, 9)`
`C(16,8)`
None of these
`11`
`20`
`21`
`30`
` (35x^4)/8`
` (17x^5)/8`
` (35x^5)/8`
None of these
`(189)/8`
`(567)/2`
`(21)/(16)`
None of these
`4`
`2`
`9`
`6`
`-15/4`
`15/4`
`-9/4`
`4`
`-16`
`16`
`8`
`- 8`
`n + 1`
`n + 2`
`n(n + 1)`
`((n + 1)(n + 2))/2`
`90`
`88`
`93`
`95`
`4`
`9`
`12`
None of these
`4`
`3`
`-2`
`1`
`3^n+1/2`
`3^n-1/2`
`(3^n-1)/2`
`(3^n+1)/2`
`(n-4)/5`
`(2(n-4))/5`
`5/(n-4)`
`5/(2(n-4))`
`text()^(10)C_5 1/x^5`
`-text()^(10)C_6 1/x^6`
`- text()^(10)C_5 1/x^5`
`text()^(10)C_6 1/x^6`
` 2^n/(n!)`
`(2^n - 2)/(n!)`
`( 2^(n-1) - 1)/(n!)`
`(2^(n - 1))/(n!)`
`55 xx 3^9`
`46 xx 3^9`
`55 xx 3^6`
`46 xx 3^6`
`b^100`
`(b/2)^100`
`text()^100C_50 * (b/2)^100`
None of these
`1`
`2`
`3`
`4`
`5`
`8`
`45`
`90`
5005
7200
-5005
-7200
2103
3003
4503
None of these
`1`
`1/2`
`2/3`
`3/4`
`9`
`18`
`48`
`84`
`1//64`
`1//32`
`1//16`
`1//4`
`text()^10 C_1`
`5//12`
`1`
None of these
2103
3003
4503
None of these
-3
0
3
1
5005
7200
-5005
-7200
I, II
II, III
I, III
I, II and Ill
`254`
`255`
`256`
`257`
`text()^52C_4`
`text()^51C_5`
`text()^53C_4`
`text()^52 C_5`
`2^(2n - 1)`
`4^(n - 1)`
`2.4^n`
None of these
Only 1
Only 2
Both 1 and 2
Neither 1 nor 2
`2^n - 1`
`n`
`n!`
`2^n`
`4`
`8`
`16`
`32`
`4`
`2`
`5`
`3`
`90`
`88`
`93`
`95`
`2^14`
`2^(14) -15`
`2^(14) + 15`
`2^(14) -1`
`-text()^20 C_10`
`1/2 text()^20 C_10`
`0`
`text()^20 C_10`
`7` or `14`
`7`
`14`
`14` or `21`
` (2^(n+1) - 1)/(n + 1)`
`(3(2^n - 1))/(2n)`
` (2^n + 1)/( n + 1) `
`(2^n + 1)/( 2n)`
`1`
`2^n`
`2^(n -1)`
`2^(n + 1)`
`2^n`
`2^n -1`
`2^n + 1`
`n + 1`
`2^n`
`2^(n-1)`
`2^(n+1)`
None of these
`125`
`225`
`450`
None of the above
`101^50`
`99^50 +100^50`
both are equal
None of these
`< (101)^(50)`
`< (101)`
`> (101)^(50)`
`> (101)`
`81`
`43`
`29`
`01`
`25`
`8`
`7`
`3`