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

Q1) Expand and simplify
\((3x -2)^2\)= [ \(9 x^2 -12x + 4 \)]

Q1) Expand and simplify
\((4x + 6)(9x + 2)(2x+2)\)= [ \(72 x^3 + 196x^2+ 148x+24 \)]

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

Q2) Expand and simplify
\((9x + 5)(9x + 3)\)= [ \(81x^2 + 72x + 15 \)]

Q2) Expand and simplify
\((7x + 5)(6x + 2)(5x+5)\)= [ \(210 x^3 + 430x^2+ 270x+50 \)]

Q3) Expand and simplify
\((x -3)^2\)= [ \(x^2 -6x + 9\)]

Q3) Expand and simplify
\((5x + 2)^2\)= [ \(25 x^2 + 20x + 4 \)]

Q3) Expand and simplify
\((10x + 3)(9x + 2)(5x+2)\)= [ \(450 x^3 + 415x^2+ 124x+12 \)]

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

Q4) Expand and simplify
\((9x + 2)^2\)= [ \(81x^2 + 36x + 4 \)]

Q4) Expand and simplify
\((9x + 3)(8x -5)(5x+4)\)= [ \(360 x^3 + 183x^2-159x-60 \)]

Q5) Expand and simplify
\((x -2)(x -3)\)= [ \(x^2 -5x + 6\)]

Q5) Expand and simplify
\((10x + 2)^2\)= [ \(100 x^2 + 40x + 4 \)]

Q5) Expand and simplify
\((4x + 4)(2x + 2)(2x+5)\)= [ \(16 x^3 + 72x^2+ 96x+40 \)]

Q6) Expand and simplify
\((x -3)(x -2)\)= [ \(x^2 -5x + 6\)]

Q6) Expand and simplify
\((7x + 2)^2\)= [ \(49 x^2 + 28x + 4 \)]

Q6) Expand and simplify
\((8x + 6)(9x -4)(5x+5)\)= [ \(360 x^3 + 470x^2-10x-120 \)]

Q7) Expand and simplify
\((x -3)(x -4)\)= [ \(x^2 -7x + 12\)]

Q7) Expand and simplify
\((2x + 4)(2x -3)\)= [ \(4 x^2 + 2x -12 \)]

Q7) Expand and simplify
\((5x + 4)(6x + 2)(3x+4)\)= [ \(90 x^3 + 222x^2+ 160x+32 \)]

Q8) Expand and simplify
\((x -3)(x -1)\)= [ \(x^2 -4x + 3\)]

Q8) Expand and simplify
\((3x + 5)(5x -2)\)= [ \(15 x^2 + 19x -10 \)]

Q8) Expand and simplify
\((8x + 6)(8x + 2)(4x+3)\)= [ \(256 x^3 + 448x^2+ 240x+36 \)]

Q9) Expand and simplify
\((x -2)(x -1)\)= [ \(x^2 -3x + 2\)]

Q9) Expand and simplify
\((3x + 1)(2x -2)\)= [ \(6 x^2 -4x -2 \)]

Q9) Expand and simplify
\((8x + 1)(5x -3)(2x+4)\)= [ \(80 x^3 + 122x^2-82x-12 \)]

Q10) Expand and simplify
\((x -1)(x -4)\)= [ \(x^2 -5x + 4\)]

Q10) Expand and simplify
\((4x + 2)^2\)= [ \(16 x^2 + 16x + 4 \)]

Q10) Expand and simplify
\((4x + 3)(3x -2)(3x+5)\)= [ \(36 x^3 + 63x^2-13x-30 \)]