• Polynomials
  • Operations with Polynomials
  • Adding and subtracting polynomials

Adding and subtracting polynomials

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  • Question 1:
    1 pts
    Add $x-3$ and $3x+3$

    $4x-6$

    $2x$

    $4x$

    $4x+6$

  • Question 2:
    1 pts
    Add $x^2-x$ and $-x+x^2$.
    $2x^2+2x$
    $0$
    $2x^2-2x$
    $2x^2$
  • Question 3:
    1 pts
    Subtract $2x$ from $x$

    $x$

    $3x$

    $-3x$

    $-x$

  • Question 4:
    2 pts
    Subtract $4x^2-5x+1$ from $5x^2-x+1$
    $x^2+4x$
    $-x^2-4x$
    $x^2+4x+2$
    $-x^2-4x+2$
  • Question 5:
    2 pts
    Perform the indicated operations $-2+[x-x-(x-2)]$
    $-2$
    $2$
    $x$
    $-x$
  • Question 6:
    2 pts
    Perform the indicated operations $x+1-[x-(x+1)+1]$

    $0$

    $x$

    $x+1$

    $-x-1$

  • Question 7:
    2 pts
    Which of the following simplifies to 0?
    $x - 2(x+1)+x+3$
    $2x-3(x-1)+x-3$
    $2(x-1)-2(x+1)$
    $x-3\left(x-2(x-1)\right)$
  • Question 8:
    2 pts
    Which polynomial you need to add to $x^2-x$ to get $x$?
    $x^2+2x$
    $-x^2-x$
    $2x$
    $2x-x^2$
  • Question 9:
    3 pts
    Simplify $[2x-3+2(x-1)]-[-x-(1-x)]$
    $4x-5$
    $4x-4$
    $4x-2$
    $4x-1$
  • Question 10:
    3 pts
    Add polynomials $a^2b+3ab-ab^2$ and $ba+b^2a-2a^2b$
    $-a^2b+4ab$
    $-a^2b+3ab+ba$
    $4ab$
    $a^2b-3ab^2$
  • Question 11:
    3 pts
    Subtract $4xy-x^2y$ from $x^2y-2xy$
    $-6xy$
    $2xy$
    $2x^2y+2xy$
    $2x^2y-6xy$