اجزائے ضربی

Factorise x² - 9.

• 1 (x + 3)(x - 3)
• 2 (x + 9)(x - 1)
• 3 (x - 3)²
• 4 x(x - 9)

Factorise x² + 5x + 6.

• 1 (x - 2)(x - 3)
• 2 (x + 1)(x + 6)
• 3 (x + 5)(x + 1)
• 4 (x + 2)(x + 3)

Factorise 2x + 6.

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

Factorise x² - 5x + 6.

• 1 (x - 1)(x - 6)
• 2 (x - 2)(x - 3)
• 3 (x + 2)(x + 3)
• 4 (x - 5)(x - 1)

Which is a factor of x² + 7x + 12?

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

Factorise 4x² - 25.

• 1 (x + 5)(4x - 5)
• 2 (2x - 5)²
• 3 (4x + 5)(x - 5)
• 4 (2x + 5)(2x - 5)

Factorise x² - 16.

• 1 (x + 4)(x - 4)
• 2 (x - 4)²
• 3 x(x - 16)
• 4 (x + 8)(x - 2)

Factorise 3x² + 6x.

• 1 3x(x + 2)
• 2 3(x² + 2x)
• 3 x(3x + 6)
• 4 6x(x + 1)

Factorise x² + 6x + 9.

• 1 (x - 3)²
• 2 (x + 9)(x + 1)
• 3 (x + 3)²
• 4 (x + 6)(x + 3)

Which is a factor of x² - x - 6?

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