1.draw the graph for x-y+1=0,3x+2y-12=0. calculate the area bounded by these lives &x-axis.

2. solve the following pair of linear equation:-

1) 2x-3y=7 & x+y=1

2) x+1/2+ y-1/3=8 & x-1/3+y+1/2=9

3) 3(2u+v)=7uv & 3(u+3v)-11uv

4) 1/2x+1/3y=2 &1/3x+1/2y=13/6

find the equation of the line through the intersection of the lines x+2y-3=0 and 4x -y+7=0 and which is parallel to 5x +4y -20=0.

sin10sin30sin50sin70=1/16. Prove

An A.P consists of 12 terms whose sum is 354. The ratio of the sum of the even terms to the sum of the odd terms is 32:27. Find the common difference of the progression.

find the equation of the ellipse whose eccentricity is 3/4 ,focuson the y axis and passing through the point (6,4)

find the locus of a point equidistant from the lines x+y+4=0 and 7x+y+20=0.

1.draw the graph for x-y+1=0,3x+2y-12=0. calculate the area bounded by these lives &x-axis.

2. solve the following pair of linear equation:-

1) 2x-3y=7 & x+y=1

2) x+1/2+ y-1/3=8 & x-1/3+y+1/2=9

3) 3(2u+v)=7uv & 3(u+3v)-11uv

4) 1/2x+1/3y=2 &1/3x+1/2y=13/6

find the equation of the line through the intersection of the lines x+2y-3=0 and 4x -y+7=0 and which is parallel to 5x +4y -20=0.

sin10sin30sin50sin70=1/16. Prove

An A.P consists of 12 terms whose sum is 354. The ratio of the sum of the even terms to the sum of the odd terms is 32:27. Find the common difference of the progression.

find the equation of the ellipse whose eccentricity is 3/4 ,focuson the y axis and passing through the point (6,4)

find the locus of a point equidistant from the lines x+y+4=0 and 7x+y+20=0.