Polynomials Practice 1: Basics And Zeros

Practise focused skills from Polynomials

MathematicsGrade 10Mixed10 questions20 min

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Focus question style

Section A: Concept Check · 5 questionsSection B: Apply and Factorise · 5 questions

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Section A: Concept Check

Build and apply the key ideas for this part of the chapter.

Choose the best answer for each question.

Question 1

EasyQuestion

What is the degree of $7x^2-3x+9$ ?

Topic: Polynomial Basics · Skill: Identify degree and type of a polynomial

Question 2

EasyQuestion

Which expression is a quadratic polynomial?

Topic: Polynomial Basics · Skill: Identify degree and type of a polynomial

Question 3

MediumQuestion

What does it mean if $2$ is a zero of $p(x)$ ?

Topic: Zeros of Polynomials · Skill: Explain the meaning of zero of a polynomial

Question 4

MediumQuestion

Find the zero of $p(x)=3x-12$ .

Topic: Zeros of Polynomials · Skill: Find zeros of linear polynomials algebraically

Question 5

MediumQuestion

A taxi fare model is $p(x)=15x-120$ , where $p(x)=0$ represents break-even trips. What is the zero?

Topic: Zeros of Polynomials · Skill: Find zeros of linear polynomials algebraically

What this assignment covers

Classify polynomials and find zeros of linear and quadratic polynomials.

Skills and sections

Identify degree and type of a polynomial, Explain the meaning of zero of a polynomial, Find zeros of linear polynomials algebraically, Find zeros of quadratic polynomials by factorisation

Section A: Concept Check: 5 questions
Section B: Apply and Factorise: 5 questions