 # Maths

Quiz by , created over 1 year ago

## Quiz on Maths, created by raghu Katagall on 09/11/2017. 1131 2 0 No tags specified Created by raghu Katagall over 1 year ago
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### Question 1

Question
If in the expansion of (1+x)n, coefficient of 2nd , 3rd and 4th terms are in A.P., then n =
• 5
• 6
• 4
• 7

### Question 2

Question
ratio in which the plane x – 2y + 3z = 17 divides the line joining the points (2, - 4, 7) and (3, - 5, 8) is
• 1 : 5
• 5 : 1
• 3 : 10
• 10 : 3

### Question 3

Question
If the sum of co-efficients in the expansion of (a+b) n is 4096, then the greatest co-efficient in the expansion is
• 1564
• 792
• 924
• 2924

### Question 4

Question
If the projection of a line segment on x, y and z axes are respectively 3, 4and 5, then the length of the line segment is

### Question 5

Question
The greatest term in the expansion of (3+2x)^9,when x = 1 is
• 4th
• 4th and 5th
• 5th
• 6th

### Question 6

Question
If the axes are rectangular and P is the point (2, 3, -1), then the equation of the plane through P at right angles to OP is
• 2x + 3y + z = 14
• 2x – 3y + z = 14
• 2x + 3y – z = 14
• 2x – 3y – z = 14

### Question 7

Question
The greatest integer which divides the number 101100-1 is
• 100
• 1000
• 10000
• 100000

### Question 8

Question
The equation of the plane through (1, 1, 1) and passing through the line of intersection of the planes x + 2y – z + 1 = 0 and 3x – y – 4z + 3 = 0 is
• 8x - 5y – 11z + 8 = 0
• 8x + 5y + 11z + 8 = 0
• 8x + 5y – 11z + 8 = 0
• 8x – 5y + 11z – 8 = 0

### Question 9

Question
The sum of the co-efficients in the expansion of (1-x)10 is
• 0
• 1
• 100
• 1024

### Question 10

Question
(1.003)4 are approximately equal to
• 1
• 1.012
• 0.988
• 1.988

### Question 11

Question
The contrapositive of the statement “If 7 is greater than 5, then 8 is greater than 6” is
• If 8 is greater than 6, then 7 is greater than 5
• If 8 is not greater than 6, then 7 is greater than
• If 8 is not greater than 6, then 7 is not greater than 5
• If 8 is greater than 6, then 7 is not greater than 5

### Question 12

Question
Vector equation of the line 6x – 2 = 3y + 1 = 2z – 2 is

Question
13
• a = 4, b= 1
• a = 1, b= 4
• a = 0, b= 4
• a = 2, b= 4

Question
14

### Question 15

Question
How many lines through the origin make equal angles with the co-ordinate axes?
• 1
• 4
• 8
• 2

### Question 16

Question
The equation of the plane passing through the point (1, 2, 3), the direction cosines to the normal of which are l, m, n is
• l x + m y + n z = l + 2 m + 3 n
• b
• l x + m y + n z = 1
• d

### Question 17

Question
The negation of the proposition “If 2 is prime then 3 is not odd” is
• 2 is prime and 3 is not odd
• If 2 is not prime then 3 is not odd
• If 2 is not prime then 3 is odd
• 2 is prime then 3 is odd

### Question 18

Question
The equation of the plane passing through the point (1, - 1, 2) and parallel to the plane 3x + 4y – 5z = 0 is
• 3x + 4y – 5z + 11 = 0
• 3x + 4y – 5z = 11
• 6x + 8y – 10z = 1
• 3x + 4y – 5z = 2

### Question 19

Question
Which of the following are not compound statements?
• It is raining or the sun is shining.
• 2 is both an even number and a prime.
• Ram and Rahim are friends.
• 9 is neither an odd number nor prime.

### Question 20

Question
The angle between the planes 2x – y + z = 6 and x + y + 2z = 7 is
• 30o
• 60o
• 45o
• 90o

### Question 21

Question
The converse of the statement “If x > y then x + a > y + a” is