Introduction To Polynomials: Practice 2

Practise focused skills from Introduction to Polynomials

MathematicsGrade 9Mixed10 questions20 min

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Focus question style

Section A: Core Practice · 5 questionsSection B: Application Practice · 5 questions

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Section A: Core Practice

Build the core ideas for this part of the chapter.

Choose the best answer for each question.

Question 1

MediumQuestion

Factorise $x^{2}-16$ .

Topic: Polynomial Degree · Skill: Classify polynomials by degree

Question 2

MediumQuestion

Expand $(x+2)(x+6)$ .

Topic: Polynomial Degree · Skill: Classify polynomials by number of terms

Question 3

AdvancedQuestion

Use the identity $(a+b)^{2}=a^{2}+2ab+b^{2}$ to find $(x+4)^{2}$ .

Topic: Linear Polynomials · Skill: Recognise linear polynomials in one variable

Question 4

AdvancedQuestion

Which value of $x$ is not allowed in the rational expression $\frac{1}{x-5}$ ?

Topic: Linear Polynomials · Skill: Model linear growth using a polynomial

Question 5

AdvancedQuestion

What is the value of $2x^{2}-3x+1$ when $x=2$ ?

Topic: Linear Polynomials · Skill: Model linear decay using a polynomial

What this assignment covers

Progressive Grade 9 Math practice for Polynomial Degree to Linear Relationships.

Skills and sections

Classify polynomials by degree, Classify polynomials by number of terms, Recognise linear polynomials in one variable, Model linear growth using a polynomial, Model linear decay using a polynomial

Section A: Core Practice: 5 questions
Section B: Application Practice: 5 questions