Question

15. The area (in sq. units) of the triangle formed by the lines 2x + 3y = 3, X + y = 3 and y + 1 = 0 is
(1)2
(3) 1
(2)1/2
(4) O​

Answer 1

Answer:

I solved it by using det of a matrix

I took x,y & z terms and solved them