Question

solve graphically the pair of linear equations 3x-4y+3=0 and 3x+4y-21=0.Find the co-ordinates of vertices of triangular region formed by these lines and z-axis?Also calculate the area of this triangle.​

Answer 1

Answer:

Solution (3,3)

Vertices (-1,0) (7,0) and (3,3)

Area = 12 square unit

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