Q1) Expand and simplify
$(x -3)(x -3)$= [ $x^2 -6x + 9$]

Q1) Expand and simplify
$(3x + 5)(10x -4)$= [ $30 x^2 + 38x -20$]

Q1) Expand and simplify
$(5x + 3)(8x + 2)(2x+4)$= [ $80 x^3 + 228x^2+ 148x+24$]

Q2) Expand and simplify
$(x -3)(x -3)$= [ $x^2 -6x + 9$]

Q2) Expand and simplify
$(9x + 2)^2$= [ $81x^2 + 36x + 4$]

Q2) Expand and simplify
$(9x + 3)(4x -2)(3x+3)$= [ $108 x^3 + 90x^2-36x-18$]

Q3) Expand and simplify
$(x -3)(x -4)$= [ $x^2 -7x + 12$]

Q3) Expand and simplify
$(7x + 4)(7x + 2)$= [ $49 x^2 + 42x + 8$]

Q3) Expand and simplify
$(10x + 5)(10x -2)(4x+5)$= [ $400 x^3 + 620x^2+ 110x-50$]

Q4) Expand and simplify
$(x -1)(x -2)$= [ $x^2 -3x + 2$]

Q4) Expand and simplify
$(4x + 1)(10x -2)$= [ $40 x^2 + 2x -2$]

Q4) Expand and simplify
$(4x + 4)(3x -4)(5x+2)$= [ $60 x^3 + 4x^2-88x-32$]

Q5) Expand and simplify
$(x -2)(x -4)$= [ $x^2 -6x + 8$]

Q5) Expand and simplify
$(5x + 4)(2x + 2)$= [ $10 x^2 + 18x + 8$]

Q5) Expand and simplify
$(6x + 4)(2x + 2)(3x+4)$= [ $36 x^3 + 108x^2+ 104x+32$]

Q6) Expand and simplify
$(x -2)^2$= [ $x^2 -4x + 4$]

Q6) Expand and simplify
$(10x -2)^2$= [ $100 x^2 -40x + 4$]

Q6) Expand and simplify
$(7x + 1)(8x -2)(4x+3)$= [ $224 x^3 + 144x^2-26x-6$]

Q7) Expand and simplify
$(x -2)(x -3)$= [ $x^2 -5x + 6$]

Q7) Expand and simplify
$(9x + 4)(10x + 2)$= [ $90 x^2 + 58x + 8$]

Q7) Expand and simplify
$(10x + 6)(7x + 4)(2x+4)$= [ $140 x^3 + 444x^2+ 376x+96$]

Q8) Expand and simplify
$(x -2)(x -2)$= [ $x^2 -4x + 4$]

Q8) Expand and simplify
$(9x + 5)(2x -2)$= [ $18 x^2 -8x -10$]

Q8) Expand and simplify
$(4x + 5)(8x + 2)(3x+4)$= [ $96 x^3 + 272x^2+ 222x+40$]

Q9) Expand and simplify
$(x -4)^2$= [ $x^2 -8x + 16$]

Q9) Expand and simplify
$(5x + 2)(7x -2)$= [ $35 x^2 + 4x -4$]

Q9) Expand and simplify
$(4x + 6)(3x -3)(3x+2)$= [ $36 x^3 + 42x^2-42x-36$]

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

Q10) Expand and simplify
$(7x + 4)(10x + 2)$= [ $70 x^2 + 54x + 8$]

Q10) Expand and simplify
$(3x + 6)(6x + 2)(2x+2)$= [ $36 x^3 + 120x^2+ 108x+24$]