Year 10
Higher
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Lesson details
Key learning points
- In this lesson, we will solve simple quadratic inequalities and express solutions using set notation.
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.
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3 Questions
Q1.
What is the nth term of the sequence 2, 11, 26, 47, 74, …?
A
B
D
Q2.
What is the nth term of the sequence 13, 10, 5, -2, -11, …?
A
C
D
Q3.
What is halved to find the n² coefficient?
A
B
D
3 Questions
Q1.
What is the solution set for x² ≥ 25?
A
C
D
Q2.
What is the solution set for x² - 7 > 74?
B
C
D
Q3.
What is the solution set for 2x² - 11 ≤ 61?
A
B
C