Q. 25

# Draw the graphs of the following equations on the same graph paper:

Find the coordinates of the vertices of the triangle formed by the two straight lines and the y-axis.

Answer :

Lines meet at x = 3, y = 2

Coordinates of the vertices of the triangle formed with y –axis

(0, - 1), (0, 4) and (3, 2)

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Solve the following system of equations graphically. Also find the points where the lines intersect x – axis.

x + 2y = 1

x— 2y = 7

KC Sinha - MathematicsSolve the following system of equations graphically. Also find the points where the lines intersect x – axis.

2x + 3y = 8

x — 2y = — 3

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x + 2y = 5

2x — 3y = — 4

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3x — 2y – 1 = 0

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Shade the region bounded by the lines and the x – axis.

KC Sinha - MathematicsSolve the following system of equations graphically. Also find the points where the lines meet the y – axis.

2x — y — 5 = 0

x — y — 3 = 0

KC Sinha - MathematicsSolve the following system of equations graphically. Also find the points where the lines meet the y – axis.

2x — y = 4

3y — x = 3

KC Sinha - Mathematicsx + 2y = 1

x — 2y = —7

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4x — 3y + 4 = 0

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KC Sinha - Mathematics