Q1) solve
\( y= x^2 -3 x -9 \)
\(y= -9 x -14 \)
[ \(x= -5, y=31 \) or \( x=-1, y=-5\)]

Q1) Solve
\( y= x^2 +3 x +13 \)
\(y= -2 x +7 \)
[ \(x= -3, y=13 \)
\( x=-2, y=11\)]

Q1) Solve
\( y= x^2 +14 x +16 \)
\(y= 5 x -4 \)
[ \(x= -5, y=-29 \)
\( x=-4, y=-24\)]

Q2) solve
\( y= x^2 +2 x -12 \)
\(y= -4 x -17 \)
[ \(x= -5, y=3 \) or \( x=-1, y=-13\)]

Q2) Solve
\( y= x^2 +16 x +30 \)
\(y= 6 x +9 \)
[ \(x= -7, y=-33 \)
\( x=-3, y=-9\)]

Q2) Solve
\( y= x^2 +0 x +13 \)
\(y= -9 x +5 \)
[ \(x= -8, y=77 \)
\( x=-1, y=14\)]

Q3) solve
\( y= x^2 +14 x +72 \)
\(y= -4 x -9 \)
[ \(x= -9, y=27 \) or \( x=-9, y=27\)]

Q3) Solve
\( y= x^2 +28 x +89 \)
\(y= 10 x +8 \)
[ \(x= -9, y=-82 \)
\( x=-9, y=-82\)]

Q3) Solve
\( y= x^2 +x +6 \)
\(y= -7 x -9 \)
[ \(x= -5, y=26 \)
\( x=-3, y=12\)]

Q4) solve
\( y= x^2 +39 x +77 \)
\(y= 20 x -13 \)
[ \(x= -9, y=-193 \) or \( x=-10, y=-213\)]

Q4) Solve
\( y= x^2 +13 x +31 \)
\(y= 3 x +10 \)
[ \(x= -3, y=1 \)
\( x=-7, y=-11\)]

Q4) Solve
\( y= x^2 +21x +63 \)
\(y= 5 x +3 \)
[ \(x= -6, y=-27 \)
\( x=-10, y=-47\)]

Q5) solve
\( y= x^2 +3 x +29 \)
\(y= -10 x -13 \)
[ \(x= -6, y=47 \) or \( x=-7, y=57\)]

Q5) Solve
\( y= x^2 +17 x +47 \)
\(y= 4 x +7 \)
[ \(x= -8, y=-25 \)
\( x=-5, y=-13\)]

Q5) Solve
\( y= x^2 +15 x +26 \)
\(y= 3 x -6 \)
[ \(x= -8, y=-30 \)
\( x=-4, y=-18\)]

Q6) solve
\( y= x^2 +6 x +32 \)
\(y= -7 x -8 \)
[ \(x= -8, y=48 \) or \( x=-5, y=27\)]

Q6) Solve
\( y= x^2 +6 x +36 \)
\(y= -7 x -6 \)
[ \(x= -6, y=36 \)
\( x=-7, y=43\)]

Q6) Solve
\( y= x^2 +3 x +43 \)
\(y= -9 x +8 \)
[ \(x= -7, y=71 \)
\( x=-5, y=53\)]

Q7) solve
\( y= x^2 +21x -2 \)
\(y= 19 x -3 \)
[ \(x= -1, y=-22 \) or \( x=-1, y=-22\)]

Q7) Solve
\( y= x^2 +13 x +5 \)
\(y= 6 x -5 \)
[ \(x= -5, y=-35 \)
\( x=-2, y=-17\)]

Q7) Solve
\( y= x^2 +24 x +85 \)
\(y= 5 x -5 \)
[ \(x= -9, y=-50 \)
\( x=-10, y=-55\)]

Q8) solve
\( y= x^2 +29 x +63 \)
\(y= 14 x +7 \)
[ \(x= -7, y=-91 \) or \( x=-8, y=-105\)]

Q8) Solve
\( y= x^2 +6 x +47 \)
\(y= -9 x -9 \)
[ \(x= -8, y=63 \)
\( x=-7, y=54\)]

Q8) Solve
\( y= x^2 +10 x +105 \)
\(y= -10 x +5 \)
[ \(x= -10, y=105 \)
\( x=-10, y=105\)]

Q9) solve
\( y= x^2 +23 x +101 \)
\(y= 4 x +11 \)
[ \(x= -10, y=-29 \) or \( x=-9, y=-25\)]

Q9) Solve
\( y= x^2 +13 x +33 \)
\(y= 2 x +3 \)
[ \(x= -5, y=-7 \)
\( x=-6, y=-9\)]

Q9) Solve
\( y= x^2 +19 x -1 \)
\(y= 9 x -10 \)
[ \(x= -9, y=-91 \)
\( x=-1, y=-19\)]

Q10) solve
\( y= x^2 +16 x +51 \)
\(y= 4 x +16 \)
[ \(x= -5, y=-4 \) or \( x=-7, y=-12\)]

Q10) Solve
\( y= x^2 +22 x +49 \)
\(y= 8 x +4 \)
[ \(x= -9, y=-68 \)
\( x=-5, y=-36\)]

Q10) Solve
\( y= x^2 +16 x +12 \)
\(y= 6 x -4 \)
[ \(x= -8, y=-52 \)
\( x=-2, y=-16\)]