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CBSE 11th Economics PART-A - Presentation of Data - New Sample Question Papers Study Material - QB365 Set A
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CBSE 11th Economics PART-A - Organisation of Data - New Sample Question Papers Study Material - QB365 Set A
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CBSE 11th Economics PART-A - Collection of Data - New Sample Question Papers Study Material - QB365 Set A
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CBSE 11th Economics PART-A - Introduction to Economics and Statistics - New Sample Question Papers Study Material - QB365 Set A
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Published on: 28/08/2019
Binomial Theorem
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Questions + Answers key
Take MCQ Mathematics Test
1.
Constant term in the expansion of \(\left( x-\frac { 1 }{ x } \right) ^{ 14 }\) _____.
3032
3432
5042
-3442
2.
The coefficient of x5y8 in the expansion of (x + y)13 is _____.
13C5
13C8
8C5
None of the these
3.
The total number of terms in the expansion of (x + a)80 + (x - a)80 is _____.
41
31
51
161
4.
If in the expansion of (1 +x)15, the coefficient of (2x + 3)th and (r - 1)th terms are equal then r is equal to _____.
9
5
8
none of the these
5.
The middle term in the expansion of \(\left( \frac { { 2x }^{ 2 } }{ 3 } +\frac { 3 }{ { 2x }^{ 2 } } \right) ^{ 10 }\)is _____.
240
280
262
252
6.
If in the expansion of (1 +x)n, the coefficients of fifth, sixth and seventh terms are inA.P. then n is equal to _____.
5,7
7,16
7,14
8,15
7.
If in the expansion of (a + b)n and (a + b)n + 3, the ratio of the coefficients of second and third terms and third and fourth terms respectively are equal then n is _____.
2
8
5
none of these
1.
(d)
-3442
2.
(a)
13C5
3.
(a)
41
4.
(b)
5
5.
(d)
252
6.
(b)
7,16
7.
(c)
5
11th Standard CBSE Syllabus & Materials
11th Standard CBSE
CBSE 11th Business Studies Forms of Business Organisation Sample Question Papers Study Material - QB365 Set A
NEW11th Standard CBSE
CBSE 11th Business Studies Business, Trade and Commerce Sample Question Papers Study Material - QB365 Set A
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CBSE 11th Physics Waves Sample Question Papers Study Material - QB365 Set A
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CBSE 11th Physics Kinetic Theory Sample Question Papers Study Material - QB365 Set A
CBSE 11th Standard CBSE Subjects
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