QUES-11. A=1 BC and c-] AND BA=c",find the
value of p and a
QUES-12. IF, A G
AEG
prove that: A-4A +A=0
find the values of a and b such that Ad Aa + bl=0
QUES-13. IF, AS
2
32
2
ya
3
QUES-14. Construct a 2 x 2 matrix B = (bij) whose elements are given by
(t-202
bij =
3 2
QUES-15. Find X and Y. If 2X + Y = and X - 2Y =
QUES-16. If f(x) = x? -5x +71 and A-C 11
A-[ ] Find ta).
QUES-17. A - L 31 And B =
-B ] verify that A² +8° +2AB + (A +By?
QUES-18. IF AN
= 5, B = ² and I is the identity matrix of the same.
order and A'ls the transpose of matrix A. Find A 8 + BI.
QUES-19.Solve the matrix equation -
| - 62
2y
QUES-20. Find a matrix A, if all 3 - 60 31)
la-b
QUES 21 A =
and B =[o given A =B find a,b,c and d
QUES-22. If A =
- 11 ) then find-: A +6
12
QUES-23. Solve for x and y, if «[?]+y31-0
17
QUES-24. In a class, there are 18 girls and 16 boys. The class teacher wants to
choose one pupil for class monitor. What she does, she writes names of each pupil
on a card and puts them into a basket mixes thoroughly. A child is asked to pick up
one card from the basket. What is probability that the names written on the card
2a+ and B -
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