1.  1

2.  2

3.  3

4.  4

4

2

Explanation :
No Explanation available for this question

# If Sn = 13 + 23 + .......... + n3  and Tn = 1+2+..................n then

1.  Sn = Tn3

2.  Sn = Tn2

3.  Sn = T2n

4.  Sn = T3n

4

S<sub>n</sub> = T<sup>2</sup><sub>n&nbsp;&nbsp;&nbsp; <br></sub>

Explanation :
No Explanation available for this question

# If Q denotes the set of all rational numbers and f(p/q) = (p2 - q2)1/2 for any p/q belongs to R  then observe the following statementsI.f(

1.  Both I and II are true

2.  I is true , II is false

3.  I is false but II is true

4.  Both I and II are false

4

I is false but II is true

Explanation :
No Explanation available for this question

# The sum of the series is

1.

2.

3.

4.

4

<img src=\"data:image/png;base64,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\" alt=\"\">

Explanation :
No Explanation available for this question

# If 3x  /(x-a) (x-b)  =  2/(x-a)  +  1/(x-b)  then a:b =

1.  1 : 2

2.  -2 : 1

3.  1 : 3

4.  3 : 1

4

-2 : 1

Explanation :
No Explanation available for this question

# The number of non trivial solutions of the system x-y+z =0 ,x+2y-z=0  and 2x-y+3z=0  is

1.  0

2.  1

3.  2

4.  3

4

0

Explanation :
No Explanation available for this question

# The coefficient of xk in the expansion of  (1-2x-x2) /e-x  is

1.  (1-k-k2  ) /  k!

2.  (k2+1) / k!

3.  (1-k) /k!

4.  1/k!

4

(1-k-k<sup>2&nbsp; </sup>) /&nbsp; k!

Explanation :
No Explanation available for this question

# The set of values of x for which the inequalities   x2-3x-10<0  and  10x-x2-16>0 hold simultaneously is

1.  (-2  , 5)

2.  (2  ,8)

3.  (-2  , 8)

4.  (-2  , 5)

4

(-2&nbsp; , 5)

Explanation :
No Explanation available for this question

# If 1,2,3,4 are the roots of the equation x4+ax3+bx2+cx+d=0 then a+2b+c=

1.  -25

2.  0

3.  10

4.  24

4

10

Explanation :
No Explanation available for this question

1.  1:2:3

2.  1:3:5

3.  2:3:4

4.  1:2:4

4