Question

Problem Set - 1
1. Choose correct alternative for each of the following questions
(1) To draw graph of 4x + 5y = 19. Find y when x = 1.
(AT 4
B3
02
D) -3.
(2) For simultaneous equations in variables x and y, Dx = 49. D
D = 7 then what is x ?
(A) 7.
(B) -7
15
(3) Find the value of
1-7 -4
= -63,
(A) -1
(B) -41
(C) 41
(4) To solve x + y = 3; 3x - 2y - 4 = 0 by determinant method find
D.
(A) 5
(B) 1
(C) -5
(D) -1
(5) ax + by = c and mx + ny = d and an + bm then these simultaneous
equations have -
(A) Only one common solution. (B) No solution
(C) Infinite number of solutions. (D) Only two solutions.
11.111.
12​

Answer 1

Here's your ans.

1.Option B

2.Option A

3.Option D

4.Option C

5.Option A