Q1) Expand and simplify
\((y + 1)(y + 3)\)= [ \(y^2 + 4y + 3\)]

Q1) Expand and simplify
\((x -4)(x -2)\)= [ \(x^2 -6x + 8\)]

Q1) Expand and simplify
\((4x + 2)(8x -5)\)= [ \(32 x^2 -4x -10 \)]

Q2) Expand and simplify
\((z + 4)(z + 2)\)= [ \(z^2 + 6z + 8\)]

Q2) Expand and simplify
\((x + 2)(x + 1)\)= [ \(x^2 + 3x + 2\)]

Q2) Expand and simplify
\((4x + 6)(4x -2)\)= [ \(16 x^2 + 16x -12 \)]

Q3) Expand and simplify
\((x + 1)(x + 5)\)= [ \(x^2 + 6x + 5\)]

Q3) Expand and simplify
\((x -1)(x -1)\)= [ \(x^2 -2x + 1\)]

Q3) Expand and simplify
\((5x + 2)(8x -4)\)= [ \(40 x^2 -4x -8 \)]

Q4) Expand and simplify
\((x + 4)(x + 2)\)= [ \(x^2 + 6x + 8\)]

Q4) Expand and simplify
\((x + 4)(x -3)\)= [ \(x^2 + x -12\)]

Q4) Expand and simplify
\((5x + 5)(7x -3)\)= [ \(35 x^2 + 20x -15 \)]

Q5) Expand and simplify
\((w + 4)(w + 2)\)= [ \(w^2 + 6w + 8\)]

Q5) Expand and simplify
\((x + 1)(x + 4)\)= [ \(x^2 + 5x + 4\)]

Q5) Expand and simplify
\((7x + 2)(8x -2)\)= [ \(56 x^2 + 2x -4 \)]

Q6) Expand and simplify
\((z + 1)(z + 1)\)= [ \(z^2 + 2z + 1\)]

Q6) Expand and simplify
\((x + 2)(x + 5)\)= [ \(x^2 + 7x + 10\)]

Q6) Expand and simplify
\((6x + 4)(6x -2)\)= [ \(36 x^2 + 12x -8 \)]

Q7) Expand and simplify
\((y + 4)(y + 5)\)= [ \(y^2 + 9y + 20\)]

Q7) Expand and simplify
\((x + 4)(x + 4)\)= [ \(x^2 + 8x + 16\)]

Q7) Expand and simplify
\((10x + 4)(4x + 2)\)= [ \(40 x^2 + 36x + 8 \)]

Q8) Expand and simplify
\((z + 4)(z + 1)\)= [ \(z^2 + 5z + 4\)]

Q8) Expand and simplify
\((x + 5)(x + 3)\)= [ \(x^2 + 8x + 15\)]

Q8) Expand and simplify
\((9x + 1)(7x -6)\)= [ \(63 x^2 -47x -6 \)]

Q9) Expand and simplify
\((x + 5)(x + 2)\)= [ \(x^2 + 7x + 10\)]

Q9) Expand and simplify
\((x + 5)(x -2)\)= [ \(x^2 + 3x -10\)]

Q9) Expand and simplify
\((7x + 2)(9x -2)\)= [ \(63 x^2 + 4x -4 \)]

Q10) Expand and simplify
\((z + 5)(z + 1)\)= [ \(z^2 + 6z + 5\)]

Q10) Expand and simplify
\((x + 2)(x -1)\)= [ \(x^2 + x -2\)]

Q10) Expand and simplify
\((6x + 2)(7x -2)\)= [ \(42 x^2 + 2x -4 \)]