Q1) Expand and simplify
$(z + 3)(z + 2)\equiv$ [ $z^2 + 5z + 6$]

Q1) Factorise $x^2 + 8x + 15$. [ $(x + 5)(x + 3)$]

Q1) Factorise $x^2 -2x -15$. [ $(x + 3)(x -5)$]

Q2) Expand and simplify
$(x + 1)(x + 5)\equiv$ [ $x^2 + 6x + 5$]

Q2) Factorise $x^2 + 5x + 4$. [ $(x + 4)(x + 1)$]

Q2) Factorise $x^2 -2x -8$. [ $(x + 2)(x -4)$]

Q3) Expand and simplify
$(w + 4)(w + 3)\equiv$ [ $w^2 + 7w + 12$]

Q3) Factorise $x^2 + 7x + 12$. [ $(x + 3)(x + 4)$]

Q3) Factorise $x^2 -x -6$. [ $(x + 2)(x -3)$]

Q4) Expand and simplify
$(z + 4)(z + 2)\equiv$ [ $z^2 + 6z + 8$]

Q4) Factorise $x^2 + 7x + 12$. [ $(x + 4)(x + 3)$]

Q4) Factorise $x^2 -2x -8$. [ $(x + 2)(x -4)$]

Q5) Expand and simplify
$(y + 5)(y + 2)\equiv$ [ $y^2 + 7y + 10$]

Q5) Factorise $x^2 + 6x + 9$. [ $(x + 3)(x + 3)$]

Q5) Factorise $x^2 + x -6$. [ $(x + 3)(x -2)$]

Q6) Expand and simplify
$(y + 2)(y + 1)\equiv$ [ $y^2 + 3y + 2$]

Q6) Factorise $x^2 + 3x + 2$. [ $(x + 1)(x + 2)$]

Q6) Factorise $x^2 -x -6$. [ $(x + 2)(x -3)$]

Q7) Expand and simplify
$(x + 1)(x + 2)\equiv$ [ $x^2 + 3x + 2$]

Q7) Factorise $x^2 + 7x + 10$. [ $(x + 5)(x + 2)$]

Q7) Factorise $x^2 -2x -8$. [ $(x + 2)(x -4)$]

Q8) Expand and simplify
$(x + 3)(x + 4)\equiv$ [ $x^2 + 7x + 12$]

Q8) Factorise $x^2 + 7x + 10$. [ $(x + 2)(x + 5)$]

Q8) Factorise $x^2 -x -6$. [ $(x + 2)(x -3)$]

Q9) Expand and simplify
$(z + 4)(z + 1)\equiv$ [ $z^2 + 5z + 4$]

Q9) Factorise $x^2 + 6x + 8$. [ $(x + 2)(x + 4)$]

Q9) Factorise $x^2 + 2x -8$. [ $(x + 4)(x -2)$]

Q10) Expand and simplify
$(w + 3)(w + 3)\equiv$ [ $w^2 + 6w + 9$]

Q10) Factorise $x^2 + 4x + 3$. [ $(x + 1)(x + 3)$]

Q10) Factorise $x^2 -2x -8$. [ $(x + 2)(x -4)$]