Posted on - 08-02-2017

Bank PO

If 2x + = 1, then the value of is _______.

(a) -1

(b) -1/2

(c) -1/4

(d) -1/8

If x = 22 and y = 18, find the value of

(a) 1/4

(b) 4

(c) 1/40

(d) 40

If a = b + c, then a^{3} - b^{3}
- c3 is _____. .

(a) 0

(b) 3abc

(c) -3abc

(d) abc

= 2. Find the value of + 7.

(a) 243

(b) 250

(c) 16

(d) None of these

If a^{2} – = 0, then the value of = __________.

(a) -1

(b) 2

(c) 0

(d) 1

If , then find the value of x + .

(a) 7

(b) 8

(c) 6

(d) 9

If p and q are positive integers such that p^{2}
- q^{2} = 23, then the value of p is ______.

(a) 23

(b) 24

(c) 12

(d) 13

If P, Q and R are three non-zero real numbers satisfying P + Q + R = 0, then find the value of

(a) 0

(b) -1

(c) -1/2

(d) -1/3

p^{4} + p^{2} q^{2} +
q^{4} = 16 and p^{2} - pq + q^{2} = 2, then find the
value of pq. .

(a)

(b) 0

(c) 3

(d) -3

If p^{4} + 16q^{4} = 8p^{2}q^{2},
find the value of - 7.

(a) 0

(b) p^{2} + 4q^{2}

(c) 16p^{2}q^{4} + 4p^{4}q^{2}

(d) 1

1.D. |
2.A. |
3.B. |
4.B. |
5.B. |

6.C. |
7.C. |
8.C. |
9.C. |
10.D. |