Sketching quadratic graphs (Part 1)

Sketching quadratic graphs (Part 1)

Switch to our new maths teaching resources

Slide decks, worksheets, quizzes and lesson planning guidance designed for your classroom.

Play new resources video

Lesson details

Key learning points

  1. In this lesson, we will learn how to determine the shape, roots and y-intercept of a graph from an equation.

Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

Loading...

5 Questions

Q1.
A quadratic equation must have two solutions. True or false?
Correct answer: False
True
Q2.
what are the solutions to the quadratic equation in question a?
An image in a quiz
x = -3 or x = -15
x = -5 or x = -9
Correct answer: x = 5 or x = 9
x= - 15 and x = -3
Q3.
what are the solutions to the quadratic equation in question b?
An image in a quiz
x = -14 or x = -3
x = 14 or x = 3
x = 6 or x = 7
Correct answer: x= -6 and x = -7
Q4.
what are the solutions to the quadratic equation in question c?
An image in a quiz
x = -3 or x = 7
x = -4 or x = 4
Correct answer: x = 4 or x = -8
x= 3 and x = -7
Q5.
what are the solutions to the quadratic equation in question d?
An image in a quiz
x = -1 or x = 7
x = 0 or x = -6
x = 0 or x = 6
Correct answer: x= 1 and x = -7

5 Questions

Q1.
What are the roots of the quadratic equation?
An image in a quiz
x = -1.5
x = 2 and x = -4.5
Correct answer: x = 2 and x = -5
x= -10
Q2.
What is the y-intercept of the quadratic equation?
An image in a quiz
(-10,0)
(0,-10)
Correct answer: (0,10)
(10,0)
Q3.
What is the y-intercept?
An image in a quiz
(0,-36)
(0,-6)
Correct answer: (0,36)
(0,6)
Q4.
What are the roots of this equation?
An image in a quiz
x = -4 and x = -9
Correct answer: x = -6
x = 6
x= 4 and x = 9
Q5.
What are the roots of this equation?
An image in a quiz
x = -4 and x = -10
Correct answer: x = -5 and x = -9
x = 4 and x = 10
x= 5 and x = 9

Lesson appears in

UnitMaths / Quadratic equations (9.10)