Punca Persamaan Kuadratik

Faktorkan persamaan kuadratik
Factorise the quadratic equation
x² + 6x + 8 

• (x + 6)(x - 2)
• (x - 2)(x - 4) 
• (x + 1)(x + 3)
• (x + 2)(x + 4) 

Selesaikan persamaan kuadratik

Solve the quadratic equation

2k² + 9k + 4 = 0

• (k + 1)(k - 4) = 0

• (2k - 1)(k - 4) = 0

• (2k + 1)(k + 4) = 0

• (k + 3)(k + 4) = 0

Diberi persamaan kuadratik x² - 2x - 8 = 0.     Cari nilai-nilai x.

• x = 2, x = 4
• x = 2, x = -4
• x = -2, x = 4
• x = -2, x = -4

Tags

CCSS.HSA-REI.B.4B

Diberi persamaan kuadratik x² - 13x + 42 = 0. Cari nilai-nilai x.

• x = 7, x = 6
• x = 7, x = -6
• x = -7, x = 6
• x = -7, x = -6

Tags

CCSS.HSA-REI.B.4B

Diberi persamaan kuadratik 2x² + 6x - 56 = 0. Cari nilai-nilai x.

• x = 7, x = 4
• x = 7, x = -4
• x = -7, x = 4
• x = -7, x = -4

Tags

CCSS.HSA-REI.B.4B

Diberi persamaan kuadratik 2x² + 10x - 28 = 0. Cari nilai-nilai x.

• x = 2, x = 7
• x = 2, x = -7
• x = -2, x = 7
• x = -2, x = -7

Tags

CCSS.HSA-REI.B.4B

Diberi persamaan kuadratik 2x² -18x + 40 = 0. Cari nilai-nilai x.

• x = 4, x = 5
• x = 4, x = -5
• x = -4, x = 5
• x = -, x = -5

Tags

CCSS.HSA-REI.B.4B

Diberi persamaan kuadratik 2x² + 32x + 126 = 0. Cari nilai-nilai x.

• x = 7, x = 9
• x = 7, x = -9
• x = -7, x = 9
• x = -7, x = -9

Tags

CCSS.HSA-REI.B.4B

Diberi persamaan kuadratik 6x² + 36x + 48 = 0. Cari nilai-nilai x.

• x = 2, x = 4
• x = 2, x = -4
• x = -2, x = 4
• x = -2, x = -4

Tags

CCSS.HSA-REI.B.4B