Quadratic Equations Quiz

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Solve: x² - 5x + 6 = 0

a) x = 2, 3 b) x = 1, 6 c) x = -2, -3 d) x = 5, 6

Factorize: x² + 7x + 12

a) (x + 3)(x + 4) b) (x + 2)(x + 6) c) (x + 1)(x + 12) d) (x - 3)(x - 4)

Solve: x² = 16

a) x = ±4 b) x = 4 c) x = 256 d) x = 8

Complete the square: x² + 6x + ?

a) 9 b) 6 c) 36 d) 3

Solve: (x - 3)² = 25

a) x = 8, -2 b) x = 3, 5 c) x = 5, -5 d) x = 28, 22

What is the discriminant of x² + 3x + 2 = 0?

a) 1 b) 9 c) 5 d) -7

How many real solutions does x² + x + 1 = 0 have?

a) 0 b) 1 c) 2 d) 3

Expand: (x + 4)²

a) x² + 8x + 16 b) x² + 16 c) x² + 4x + 16 d) x² + 8x + 8

Solve using the quadratic formula: x² + 2x - 3 = 0

a) x = 1, -3 b) x = 3, -1 c) x = 2, -3 d) x = -2, 3

What is the vertex form of y = x² + 4x + 3?

a) y = (x + 2)² - 1 b) y = (x - 2)² + 3 c) y = (x + 4)² + 3 d) y = (x + 2)² + 3

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