Sequence and Series - Algebra -Single Correct Type Questions(JEE ADVANCED) Part 3

 Q.1

Correct Answer is:B

Solution Explain:

Q.2

Correct Answer is:B

Solution Explain:

Q.3

Correct Answer is:D

Solution Explain:

Q.4

Correct Answer is:C

Solution Explain:

Q.5

Correct Answer is:C

Solution Explain:

Q.6

Correct Answer is:B

Solution Explain:

Q.7

Correct Answer is:A

Solution Explain:

Q.8

Correct Answer is:B

Solution Explain:

Q.9

Correct Answer is:A

Solution Explain:

Q.10

Correct Answer is:B

Solution Explain:

Q.11

Correct Answer is:D

Solution Explain:

Q.12

Correct Answer is:A

Solution Explain:

Q.13

Correct Answer is:A

Solution Explain:

Q.14

Correct Answer is:B

Solution Explain:

Q.15

Correct Answer is:C

Solution Explain:

Q.16

Correct Answer is:A

Solution Explain:

Q.17

Correct Answer is:D

Solution Explain:

Q.18

Correct Answer is:D

Solution Explain:

Q.19

Correct Answer is:D

Solution Explain:

Q.20

Correct Answer is:B

Solution Explain:

f(x) = (x – α)(x – β)(x – γ)
⇒ f ′(x) = 3x2 – 2x(α + β + γ) + αβ + βγ + γα
 

(where α1, β1 are the roots of f ′(x) = 0)

Q.21

Correct Answer is:A

Solution Explain:

Q.22

Correct Answer is:C

Solution Explain:

Q23

Correct Answer is:A

Solution Explain:

Q.24

Correct Answer is:D

Solution Explain:

Q.25

Correct Answer is:B

Solution Explain:

 

Q.26

Correct Answer is:A

Solution Explain:

Q.27

Correct Answer is:B

Solution Explain:

Q.28

Correct Answer is:B

Solution Explain:

Q.29

Correct Answer is:B

Solution Explain:

Q.30

Correct Answer is:D

Solution Explain:

Q.31

Correct Answer is:A

Solution Explain:

Q.32

Correct Answer is:A

Solution Explain:

Q.33

Correct Answer is:D

Solution Explain:

Q.34

Correct Answer is:A

Solution Explain:

Q.35

Correct Answer is:D

Solution Explain:

Q.36

Correct Answer is:B

Solution Explain:

Q.37

Correct Answer is:C

Solution Explain:

Q.38

Correct Answer is:A

Solution Explain:

Q.39

Correct Answer is:C

Solution Explain: