The entry following an in a sequence is given by (an – 1)2. If 1 is an entry in the sequence, the next3 entries are ______

1.  0, –1, 2

2.  0, –1, 1

3.  0, 1, 2

4.  0, 1, 0

View Answer  
4
Correct Answer :

0, 1, 0


Explanation :
No Explanation available for this question

If x + y > 4 and x < 3, then y > 1 is true. Is this statement true

1.  Always

2.  Only if x < 0

3.  Only if x > 0

4.  Never

View Answer  
4
Correct Answer :

Always


Explanation :
No Explanation available for this question

If α, β are the roots of (x –√ 3) (x –√ 5) =√ 7, the roots of (x –α) (x –β) +√ 7= 0 are

1.  √3,√ 7

2.  √3 ,√ 5

3.  √5 ,√ 7

4.  √3+ √5 ,√ 5 +√ 7

View Answer  
4
Correct Answer :

√3 ,√ 5


Explanation :
No Explanation available for this question

If x3+ ax2+bx +6 has (x – 2) as a factor and leaves a remainder 3 when divided by (x – 3), the valueof a and b respectively are

1.  1, 3

2.  3,1

3.  –3, –1

4.  –1, –3

View Answer  
4
Correct Answer :

–3, –1


Explanation :
No Explanation available for this question

The side of a square is equal to 100 cm. The midpoints of its sides are joined to form a new square.Again, the midpoints of the sides of this new square are joined to form another square. This processis continued indefinitely. Find the sum of the areas of the squares.

1.  20000 cm2

2.  10000 cm2

3.  20000 √2cm2

4.  10000√ 2cm2

View Answer  
4
Correct Answer :

20000 cm2


Explanation :
No Explanation available for this question

If A1, A2 are two arithmetic means between two numbers a and b and G1 G2 be two geometric meansbetween the same two numbers, then          is equal to

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

The value of 2117 ×´1883 – 1113 × 887 is

1.  2999080

2.  3009080

3.  2889080

4.  2898080

View Answer  
4
Correct Answer :

3009080


Explanation :
No Explanation available for this question

If x + y + z = 8 and x2 + y2 + z2 = 50, then the value of xy + yz + zx is

1.  14

2.  10

3.  7

4.  7√ 2

View Answer  
4
Correct Answer :

7


Explanation :
No Explanation available for this question

36 identical chairs must be arranged in rows with the same number of chairs in each row. Each rowmust contain at least 3 chairs and there must be at least 3 rows. A row is parallel to the front of theroom. How many different arrangements are possible

1.  2

2.  4

3.  5

4.  6

View Answer  
4
Correct Answer :

5


Explanation :
No Explanation available for this question

The operation * applied to a number gives as its result 10 subtracted from twice the number. What is* (*(*9)

1.  –11

2.  2

3.  0

4.  -2

View Answer  
4
Correct Answer :

2


Explanation :
No Explanation available for this question
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