Q.1
Correct Answer is:C
Solution Explain:
Q.2
Correct Answer is:D
Solution Explain:
Here
(1 + x)131(x2 – x + 1)130 = (1 + x) (1 + x3)130
= (1 + x3)130 + x (1 + x3)130
Hence coefficient of x65 is zero
Q.3
Correct Answer is:A
Solution Explain:
Q.4
Correct Answer is:A
Solution Explain:
Q.5
Correct Answer is:C
Solution Explain:
Q.6
Correct Answer is:C
Solution Explain:
Q.7
Correct Answer is:A
Solution Explain:
Q.8
Correct Answer is:C
Solution Explain:
Q.9
Correct Answer is:A
Solution Explain:
Q.10
Correct Answer is:D
Solution Explain:
Q.11
Correct Answer is:B
Solution Explain:
Q.12
Correct Answer is:C
Solution Explain:
required coefficient = n+1Ck+1
Q.13
Correct Answer is:C
Solution Explain:
Q.14
Correct Answer is:B
Solution Explain:
Q.15
Correct Answer is:A
Solution Explain:
Q.16
Correct Answer is:C
Solution Explain:
Q.17
Correct Answer is:D
Solution Explain:
Q.18
Correct Answer is:D
Solution Explain:
Q.19
Correct Answer is:B
Solution Explain:
Q.20
Correct Answer is:A
Solution Explain:
Q.21
Correct Answer is:A
Solution Explain:
Q.22
Correct Answer is:A
Solution Explain:
Q.23
Correct Answer is:A
Solution Explain:
Q.24
Correct Answer is:D
Solution Explain:
Q.25
Correct Answer is:A
Solution Explain:
Q.26
Correct Answer is:C
Solution Explain:
Q.27
Correct Answer is:B
Solution Explain:
Q.28
Correct Answer is:B
Solution Explain:
Correct Answer is:B
Solution Explain:
Q.29
Correct Answer is:C
Solution Explain:
Q.30
Correct Answer is:B
Solution Explain:
Q.31
Correct Answer is:C
Solution Explain:
Q.32
Correct Answer is:A
Solution Explain:
Q.33
Correct Answer is:B
Solution Explain:
Q.34
Correct Answer is:A
Solution Explain:
Q.35
Correct Answer is:B
Solution Explain:
Q.36
Correct Answer is:C
Solution Explain:
Q.37
Correct Answer is:D
Solution Explain:
Q.38
Correct Answer is:D
Solution Explain:
Q.39
Correct Answer is:B
Solution Explain:
Q.40
Correct Answer is:D
