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Recent questions tagged binomial theorem
+3
votes
1
answer
An eccentric person starts writing numbers from 1 to n in a row such that i^th number is written i^2 times. Then find the 500th digit
asked
Apr 7, 2019
in
JEE
by
kratos
binomial theorem
jee
jee mains
+3
votes
1
answer
Find the numerically greatest term in the expansion of (3 – 5x)^15 when x = 1/5
asked
Apr 6, 2019
in
JEE
by
kratos
class-11
jee
class-10
jee mains
binomial theorem
+2
votes
1
answer
The sum of the terms of an infinitely decreasing GP is equal to the greatest value of the function f(x) = x^3 + 3x - 9 on the interval [-4, 3]
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Apr 5, 2019
in
JEE
by
kratos
binomial theorem
jee
jee mains
+1
vote
1
answer
If in any binomial expansion a, b, c and d be the 6th, 7th, 8th and 9th terms respectively,
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Apr 5, 2019
in
JEE
by
kratos
binomial theorem
class-10
jee
jee mains
+3
votes
1
answer
The interior angles of a polygon are in arithmetic progression. The smallest angle is 120° and the common difference is 5°.
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Apr 5, 2019
in
JEE
by
kratos
class-11
jee
class-10
airthmetic progressions
jee mains
binomial theorem
sequences and series
+3
votes
1
answer
If |ai| < 2, i = 1,2,3, , n and∑ aizi = 1 n∈ [i=1,n] then
asked
Apr 5, 2019
in
JEE
by
kratos
jee main 2020
jee
jee mains
binomial theorem
class-12
complex numbers
tangents and normals
+3
votes
1
answer
If the (m + 1)^th, (n + 1)^th and (r + 1)^th terms of an AP are in GP and m, n, r are in HP, show that the ratios of the common
asked
Apr 4, 2019
in
JEE
by
kratos
binomial theorem
jee
jee mains
+2
votes
1
answer
Find the remainder when x^51 + 51 is divided by x+ 1.
asked
Apr 4, 2019
in
Class 11
by
kratos
algebra
number system
class-11
remainders
class-9
class-10
binomial theorem
quotient
polynomials
+1
vote
1
answer
'The Times of India' which celebrated its 150th anniversary in 1988, was first published in 1838 as
asked
Apr 4, 2019
in
JEE
by
kratos
jee
modern india
jee mains
binomial theorem
class-12
+2
votes
1
answer
If x is positive, the first negative term in the expansion of (1 + x)^27/5 is
asked
Apr 4, 2019
in
JEE
by
kratos
binomial theorem
class-11
jee mains
jee
sequences and series
+1
vote
1
answer
In the expansion of (1+x)^n the coefficient of p^th and (p+1)^th terms are respectively p and q. The p + q =
asked
Apr 3, 2019
in
JEE
by
kratos
class-11
jee
class-10
jee mains
binomial theorem
sequences and series
bitsat
+1
vote
1
answer
Number of rational terms in expansion of (4^1/5 + 7^1/10)^45 = .......
asked
Apr 3, 2019
in
JEE
by
kratos
binomial theorem
jee
jee mains
+3
votes
1
answer
1. The common difference of the progression A1, A3, A5, …, Am-1 is
asked
Apr 3, 2019
in
JEE
by
kratos
jee
class-10
jee mains
binomial theorem
class-12
sequences and series
+3
votes
1
answer
Find the coefficient of x^5 in (x + 3)^8
asked
Apr 3, 2019
in
Class 11
by
kratos
binomial theorem
class-10
class-11
sequences and series
+1
vote
1
answer
Write the first five terms of the sequences whose nth term is a^n = 2^n
asked
Apr 3, 2019
in
Class 11
by
kratos
binomial theorem
class-11
sequences and series
+3
votes
1
answer
Show that [∂r/∂u1, ∂r/∂u2, ∂r/∂u3] = h1 h2 h3 = 1/[∇u1, ∇u2, ∇u3].
asked
Apr 3, 2019
in
Class 12
by
kratos
motion in a straight line
neet
jee
vector integration
jee mains
binomial theorem
+3
votes
1
answer
n C1 + 2. n C2 + 3. n C3 +-----+ n. n Cn =_____
asked
Apr 2, 2019
in
JEE
by
kratos
class-11
jee
class-10
jee mains
binomial theorem
+1
vote
1
answer
Find the sum to infinity of a decreasing GP with the common ratio x such that |x| < 1; x ≠ 0. The ratio of the fourth term to the second
asked
Apr 1, 2019
in
JEE
by
kratos
binomial theorem
jee
jee mains
+2
votes
1
answer
Tr = 1/r√r + 1 + (r + 1)√r, then (here r ∈ N)
asked
Apr 1, 2019
in
JEE
by
kratos
binomial theorem
jee
jee mains
+3
votes
1
answer
If the coefficients of x^7 & x^8 in the expansion of [2+x/3]^n are equal, then the value of n is:
asked
Apr 1, 2019
in
JEE
by
kratos
class-11
jee
jee mains
binomial theorem
sequences and series
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