Expanding and Simplifying Polynomial Expressions (Part 2)

  1. 1
    Expand and Simplify $$(2x+3)(x-4)+(x+2)^2 $$
  2. 2
    Expand and Simplify $$(x-3)^2-(x-2)(x+2) $$
  3. 3
    Expand and Simplify $$(2x-5)(2x+5)-(x+3)(x-3) $$
  4. 4
    Expand and Simplify $$(2x+3)^2+(x-2)^2 $$
  5. 5
    Expand and Simplify $$(5a+2)^2-(2a+3)^2 $$
  6. 6
    Expand and Simplify $$3(x+2)(x-2)-2(x+5)^2 $$
  7. 7
    Expand and Simplify $$-2(2a+3b)^2-3(a+b)(a-b) $$
  8. 8
    Expand and Simplify $$-(m+2n)(m-2n)-(2m+n)^2 $$
  9. 9
    Expand and Simplify $$(x+7)(x-7)-(x-3)(x+3) $$
  10. 10
    Expand and Simplify $$(3x+4y)^2-2(4x-y)(4x+y) $$

$$e=mc^2$$