Question

Let P(x, y) be any point and P'(x1, y) be its image in x-axis then
X = x
Y1 = y
This system of equation is equivalent to the matrix equation.
X
X1
= A
91
where A is a square matrix of order 2
am
X2
X3
X
84
X
x
-B
= C
=D
Similarly
92
3.
Y 4
represents the reflection of point (x, y) in y-axis, origin and the line y = x respectively.
On the basis of above information, answer the following questions
11. The value of A + B + C + D is -
-1
1
(A)
- 1
0 0
행
(B)
1 0
0 -1
O
1
1
(C)
-1
(D)
1 0​

Answer 1

Answer:

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