Math

• What is the result of expanding (x + 7)(x – 3)?

  $x^2 +$$4x - 21$
• What is the result of expanding (2p – 3)(p – 5)?

  $2p^2 - 13p +$$15$
• How do you factorise the expression a² + 15a + 36?

  (a + 3)(a + 12)
• What is the result of expanding (x + 3)(x – 3)?

  $x^2 - 9$
• What is the result of expanding (m + 3)(m + 4)?

  $m^2 +$$7m +$$12$
• What is the result of expanding (2x + 3)(3x – 1)?

  $6x^2 +$$5x - 3$
• How do you factorise the expression x² + 10x + 25?

  (x + 5)(x + 5)
• What is the result of expanding (4y + 3)(2y – 3)?

  $8y^2 +$$6y - 9$
• What is the result of expanding (x – 2)(x – 9)?

  $x^2 - 11x +$$18$
• How do you factorise the expression x² – 49?

  (x + 7)(x - 7)
• What is the result of expanding (3x – 5)(2x – 3)?

  $6x^2 - 19x +$$15$
• How do you factorise the expression n² – 3n – 18?

  (n - 6)(n + 3)
• What is the result of expanding (x + 6)(3x + 8)?

  $3x^2 +$$26x +$$48$
• What is the result of expanding (x – 6)(x – 7)?

  $x^2 - 13x +$$42$
• What is the result of expanding (2x + 1)(5x – 9)?

  $10x^2 - 13x - 9$
• How do you factorise the expression x² – 13x + 36?

  (x - 9)(x - 4)
• What is the result of expanding (a – 7)²?

  $a^2 - 14a +$$49$
• How do you factorise the expression x² – 100?

  (x + 10)(x - 10)
• What is the result of expanding (3d – 2)(d + 7)?

  $3d^2 +$$19d - 14$
• How do you factorise the expression n² + 3n – 28?

  (n + 7)(n - 4)
• How do you factorise the expression b² – 81?

  (b + 9)(b - 9)
• What is the result of expanding (2x + 5)(x + 9)?

  $2x^2 +$$23x +$$45$
• How do you factorise the expression m² – m – 30?

  (m - 6)(m + 5)
• How do you factorise the expression b² – 144?

  (b + 12)(b - 12)
• What is the result of expanding (7x + 1)(x + 5)?

  $7x^2 +$$36x +$$5$
• How do you factorise the expression y² + 13y + 30?

  (y + 3)(y + 10)
• Expand (x + 2)(x + 5)