Algebraic Identities

Factor: m^2 – 4.

• (m + 2)^2
• (m – 2)(m + 2)
• (m – 4)(m + 1)
• (m – 2)^2

Factor: p^2 – 16.

• (p – 4)^2
• (p – 4)(p + 4)

Factor: x^2 – 9.

• (x – 9)(x + 1)
• (x – 3)^2
• (x + 3)^2
• (x – 3)(x + 3)

Factor: m^2 – 25.

• (m – 5)(m + 5)
• (m – 5)^2
• (m + 5)^2

Factor: x^2 – 4.

• (x – 2)^2
• (x – 2)(x + 2)
• (x + 2)^2

Factor: p^2 – 25.

• (p – 5)(p + 5)
• (p – 5)^2
• (p – 25)(p + 1)
• (p + 5)^2

Factor: m^2 – 100.

• (m – 10)^2
• (m – 10)(m + 10)

Factor: p^2 – 9.

• (p – 9)(p + 1)
• (p – 3)(p + 3)
• (p – 3)^2
• (p + 3)^2