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Ninth Grade (Grade 9) Polynomials and Rational Expressions Questions

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Grade 9 Polynomials and Rational Expressions
Simplify
[math]2x + 3x^2 - 5x +4 - 7x^2[/math]
  1. [math]7x^2 +4[/math]
  2. [math]7x +10x^2 +4[/math]
  3. [math]-4x^2 -3x +4[/math]
  4. [math]-3x^6[/math]
Grade 9 Polynomials and Rational Expressions
Grade 9 Polynomials and Rational Expressions
Combine Like Terms
[math]4x^2 + 5z + 18x^2[/math]
  1. [math]14x^2 + 5z[/math]
  2. [math]22x^2 + 5z[/math]
  3. [math]22x^2 - 5z[/math]
  4. [math]-18x^2 - 5z[/math]
Grade 9 Polynomials and Rational Expressions
[math](9k+ 4n) - (11k + 6n)[/math]
  1. [math]2k + 10n[/math]
  2. [math]-2k -2n[/math]
  3. [math]2k - 2n[/math]
  4. [math]20k -10k[/math]
Grade 9 Polynomials and Rational Expressions
[math](12c + 8d) - (7c - 5d)[/math]
  1. [math]19c - 3d[/math]
  2. [math]19c + 13d[/math]
  3. [math]5c - 3d[/math]
  4. [math]5c + 13d[/math]
Grade 9 Polynomials and Rational Expressions
A polynomial that has two terms
  1. monomial
  2. trinomial
  3. binomial
Grade 9 Polynomials and Rational Expressions
A polynomial that has three terms
  1. monomial
  2. binomial
  3. exponents
  4. trinomial
Grade 9 Polynomials and Rational Expressions
a polynomial that has one term
  1. exponent
  2. binomial
  3. monomial
  4. trinomial
Grade 9 Polynomials and Rational Expressions CCSS: HSA-APR.A.1
[math]-a^2[/math] is a
(select all that apply)
  1. Monomial
  2. Binomial
  3. Trinomial
  4. Polynomial
  5. None of the above
Grade 9 Polynomials and Rational Expressions
Multiply:
(4x-1)(3x+2)
  1. [math]12x^2+3x-2[/math]
  2. [math]12x^2-5x+1[/math]
  3. [math]12x^2+11x+2[/math]
  4. [math]12x^2+5x-2[/math]
Grade 9 Polynomials and Rational Expressions
What is the greatest common factor of the expression below?
[math]24x^5+36x^3-18x^2[/math]
  1. [math]2x^5[/math]
  2. [math]18x^2[/math]
  3. [math]3x[/math]
  4. [math]6x^2[/math]
Grade 9 Polynomials and Rational Expressions CCSS: HSA-APR.A.1
[math]x^2+2x[/math] is a
(select all that apply)
  1. Monomial
  2. Binomial
  3. Trinomial
  4. Polynomial
  5. None of the above
Grade 9 Polynomials and Rational Expressions
the sum or difference of one or more unlike terms
  1. absolute value
  2. like terms
  3. polynomial
  4. exponent
Grade 9 Polynomials and Rational Expressions
A trinomial is
  1. an expression with 1 term
  2. an expression with 2 terms
  3. an expression with 3 terms
  4. an expression with more than 3 terms
Grade 9 Polynomials and Rational Expressions
[math](9m^2 + 3m) + (11m^2 - m)[/math]
  1. [math]20m^2 -2m [/math]
  2. [math]20m^4 - 3[/math]
  3. [math]20m^2 +2m[/math]
  4. [math]20m^4 +m^2[/math]
Grade 9 Polynomials and Rational Expressions CCSS: HSA-APR.A.1
[math]5x^3-y^2+3x+12y-5[/math] is a
(select all that apply)
  1. Monomial
  2. Binomial
  3. Trinomial
  4. Polynomial
  5. None of the above
Grade 9 Polynomials and Rational Expressions
2x + 4y + z
  1. monomial
  2. binomial
  3. trinomial
Grade 9 Polynomials and Rational Expressions
Grade 9 Polynomials and Rational Expressions
[math](13x^2y - 7x^2) + (5x^2y - 3x^2)[/math]
  1. [math]18x^2y - 10x^2[/math]
  2. [math]18x^2y + 4x^2[/math]
  3. [math]8x^2y + 4x^2[/math]
  4. [math]18x^4y^2 -10x^4[/math]
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