Quadratic Equation - MCQ 5

4x² + 8x + 3 = 0
x = -0.5, -3.5
4y² – 29y + 45 = 0
y = 2.25, 5

2x² – 23x + 21 = 0
x = 10.5, 2
y² + 42y + 272 = 0
y = -16, -17

5x² – 26x + 21 = 0
x = 4.2, 1
2y² – 17y + 21 = 0
y = 7, 1.5

x² – 21x + 104 = 0
x = 13, 8
y² – 33y + 260 = 0
y = 13, 20

x² – 31x + 240 = 0
x = 15, 16
y² – 28y + 195 = 0
y = 13, 15

x² – 37x + 300 = 0
x = 25, 12
y² – 43y + 372 = 0
y = 31, 12

x² – 32x + 255 = 0
x = 15, 17
y² – 28y + 195 = 0
y = 15, 13

x² + 39x + 368 = 0
x = -23, -16
y² – 15y – 250 = 0
y = 25, – 10

4x² + 25x + 21 = 0
x = -1, – 5.25
3y² + 29y + 56 = 0
y = -7, -2.6

x² – 17x + 72 = 0
x = 8, 9
6y² – 31y + 35 = 0
y = 1.6, 3.5

2x² + 20x + 50 = 0
x² + 10x + 25 = 0
x = -5
2y² + 22y + 56 = 0
y = -4, -7

2x² – 13x + 21 = 0
x = 3.5, 3
y² – 33y + 272 = 0
y = 16, 17

x² – 29x + 208 = 0
x = 13, 16
y² + 9y + 14 = 0
y = -2, -7

x² – 25x + 156 = 0
x = 13, 12
y² – 65y + 676 = 0
y = 13, 52

2x² – 7x + 6 = 0
x = 1.5, 2
2y² – 9y + 10 = 0
y = 2, 2.5

x² – 39x + 324 = 0
x = 27, 12
y² – 47y + 420 = 0
y = 35, 12

x² – 31x + 240 = 0
x = 15, 16
y² – 29y + 210 = 0
y = 15, 14

x² + 40x + 391 = 0
x = -23, -17
y² – 20y – 525 = 0
y = 35, – 15

4x² + 19x + 21 = 0
x = -3, – 1.75
3y² + 29y + 56 = 0
y = -7, -2.6

x² – 16x + 63 = 0
x = 7, 9
6y² – 29y + 35 = 0
y = 2.3, 2.5