Factorization

The factorisation of 12a²b+15ab² gives:

• 3ab(4ab+5)

• 3ab(4a+5b)

• 3a(4a+5b)

• 3b(4a + 5b)

The factorisation of 12x+36 is

• 12(x+3)

• 12(3x)

• 12(3x+1)

• x(12+36x)

On factorising 14pq + 35pqr, we get:

• pq(14+35r)

• p(14q+35qr)

• q(14p+35pr)

• 7pq(2+5r)

The factors of 6xy – 4y + 6 – 9x are:

• (3x + 2) (2y + 3)

• (3x – 2) (2y – 3)

• (3x – 2) (2y + 3)

• (3x –+2) (2y – 3)

The factors of x²+xy+8x+8y are:

• (x+y) (x+8)

• (2x+y) (x+8)

• (x+2y) (x+8)

• (x+y) (2x+8)

The factors of 4y² – 12y + 9 is

• (2y+3)²

• (2y-3)²

• (2y-3)(2y+3)

• None of the above

The factors of 49p² – 36 are:

• (7p+6)²

• (7p-6)²

• (7p – 6 ) ( 7p + 6)

• None of the above

The factors of m² – 256 are:

• (m + 4)²

• (m – 4)²

• (m – 4) (m+4)

• None of the above

Tags

CCSS.8.EE.A.2

When we factorise x²+5x+6, then we get:

• (x +2) (x + 3)

• (x – 2) (x – 3)

• (x × 2) + (x × 3)

• (x × 2) – (x × 3)

The factors of 3m² + 9m + 6 are:

• (m + 1) (m + 2)

• 3(m + 1) (m + 2)

• 6(m + 1) (m + 2)

• 9(m + 1) (m + 2)