
Classifying Polynomials and Adding and Subtracting Polynomials
Quiz by Kelli Hornberger
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Which of the following represents a polynomial in standard form?
Name this polynomial by its degree:Â 3x2Â + 5x - 3
Name this polynomial based on its number of terms:Â y2
Name this polynomial based on its degree and number of terms:Â -6x3Â - 4x + 7
Which of the following expressions represents the perimeter of a rectangle whose dimensions are 2x + 7 and 3x - 2? (Hint: draw a picture and label all the sides.)
(3x2Â - 5x - 6) + (5x2Â + 4x + 4) =
(3x2Â - 5x - 6) - (5x2Â + 4x + 4) =Â
What polynomial can be added to x2Â - 2x + 6 so that the sum is 3x2Â + 7x?
Which of the following expressions are monomials with degree 2?
i)Â 2x2Â + 2x
ii)Â 2x2Â
iii)Â x2Â
iv)Â 2x
Add:Â (3x2Â - 4x + 8) + (-x2Â - 2x - 8)
Subtract:Â (6x - 3) - (11x - 8)
Subtract:Â (5r2Â - 4) - (8r2Â + 7r + 8)
Write an expression for the perimeter in simplest form.
If the length of a rectangle in terms of x is 5x2Â + 3x + 6, and its width is 7x + 9, what is the perimeter of this rectangle?