Q1) solve
\( y= x^2 +23 x +61 \)
\(y= 5 x -19 \)
[ \(x= -10, y=-69 \) or \( x=-8, y=-59\)]

Q1) Solve
\( y= x^2 +10 x +11 \)
\(y= 5 x +5 \)
[ \(x= -3, y=-10 \)
\( x=-2, y=-5\)]

Q1) Solve
\( y= x^2 +4 x +2 \)
\(y= -6 x -7 \)
[ \(x= -1, y=-1 \)
\( x=-9, y=47\)]

Q2) solve
\( y= x^2 +26 x +38 \)
\(y= 14 x +11 \)
[ \(x= -9, y=-115 \) or \( x=-3, y=-31\)]

Q2) Solve
\( y= x^2 +22 x +38 \)
\(y= 10 x +6 \)
[ \(x= -8, y=-74 \)
\( x=-4, y=-34\)]

Q2) Solve
\( y= x^2 +x +28 \)
\(y= -9 x +4 \)
[ \(x= -4, y=40 \)
\( x=-6, y=58\)]

Q3) solve
\( y= x^2 -2 x +18 \)
\(y= -9 x +6 \)
[ \(x= -3, y=33 \) or \( x=-4, y=42\)]

Q3) Solve
\( y= x^2 +4 x +27 \)
\(y= -7 x +9 \)
[ \(x= -9, y=72 \)
\( x=-2, y=23\)]

Q3) Solve
\( y= x^2 +0 x +4 \)
\(y= -7 x -2 \)
[ \(x= -1, y=5 \)
\( x=-6, y=40\)]

Q4) solve
\( y= x^2 +0 x +86 \)
\(y= -20 x -14 \)
[ \(x= -10, y=186 \) or \( x=-10, y=186\)]

Q4) Solve
\( y= x^2 +4 x +11 \)
\(y= -6 x -10 \)
[ \(x= -3, y=8 \)
\( x=-7, y=32\)]

Q4) Solve
\( y= x^2 +17 x +52 \)
\(y= 2 x +2 \)
[ \(x= -5, y=-8 \)
\( x=-10, y=-18\)]

Q5) solve
\( y= x^2 +25 x -7 \)
\(y= 16 x -15 \)
[ \(x= -8, y=-143 \) or \( x=-1, y=-31\)]

Q5) Solve
\( y= x^2 +10 x +35 \)
\(y= -4 x -10 \)
[ \(x= -9, y=26 \)
\( x=-5, y=10\)]

Q5) Solve
\( y= x^2 +8 x -4 \)
\(y= 3 x -10 \)
[ \(x= -3, y=-19 \)
\( x=-2, y=-16\)]

Q6) solve
\( y= x^2 +0 x +15 \)
\(y= -12 x -20 \)
[ \(x= -7, y=64 \) or \( x=-5, y=40\)]

Q6) Solve
\( y= x^2 +20 x +42 \)
\(y= 7 x +6 \)
[ \(x= -9, y=-57 \)
\( x=-4, y=-22\)]

Q6) Solve
\( y= x^2 +16 x +10 \)
\(y= 7 x -4 \)
[ \(x= -7, y=-53 \)
\( x=-2, y=-18\)]

Q7) solve
\( y= x^2 +x +7 \)
\(y= -5 x -1 \)
[ \(x= -2, y=9 \) or \( x=-4, y=19\)]

Q7) Solve
\( y= x^2 +15 x +30 \)
\(y= 3 x -2 \)
[ \(x= -8, y=-26 \)
\( x=-4, y=-14\)]

Q7) Solve
\( y= x^2 +11x -4 \)
\(y= 9 x -5 \)
[ \(x= -1, y=-14 \)
\( x=-1, y=-14\)]

Q8) solve
\( y= x^2 +12 x +67 \)
\(y= -3 x +11 \)
[ \(x= -7, y=32 \) or \( x=-8, y=35\)]

Q8) Solve
\( y= x^2 +6 x +13 \)
\(y= -2 x -3 \)
[ \(x= -4, y=5 \)
\( x=-4, y=5\)]

Q8) Solve
\( y= x^2 +5 x +28 \)
\(y= -7 x -4 \)
[ \(x= -4, y=24 \)
\( x=-8, y=52\)]

Q9) solve
\( y= x^2 +6 x +76 \)
\(y= -10 x +13 \)
[ \(x= -7, y=83 \) or \( x=-9, y=103\)]

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

Q9) Solve
\( y= x^2 +12 x +20 \)
\(y= 4 x +5 \)
[ \(x= -5, y=-15 \)
\( x=-3, y=-7\)]

Q10) solve
\( y= x^2 +8 x +48 \)
\(y= -6 x +3 \)
[ \(x= -5, y=33 \) or \( x=-9, y=57\)]

Q10) Solve
\( y= x^2 +2 x +28 \)
\(y= -7 x +8 \)
[ \(x= -5, y=43 \)
\( x=-4, y=36\)]

Q10) Solve
\( y= x^2 +14 x +27 \)
\(y= 2 x -5 \)
[ \(x= -8, y=-21 \)
\( x=-4, y=-13\)]