Year 9
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Lesson details
Key learning points
- In this lesson, we will recap our knowledge of basic indices. We will explore the power of zero, and carry out calculations involving low power values.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oakโs terms & conditions (Collection 1), except where otherwise stated.
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7 Questions
Q1.
Simplify fully โ๐2
3โ8
36โ2
6+โ2
Q2.
Who is correct?
Neither is correct
Only Ant
Only Dec
Q3.
Jack and Jill are arguing about surds. Jack says: โ4 x โ12 = โ48. Jill says: โ4 x โ12 = 3โ4. Who is correct?
Both Jack and Jill
Neither is correct
Only Jill
Q4.
Simplify โ10 - โ3
โ30
โ7
10โ3
Q5.
Simplify, if possible: โ8 + โ50
โ58
8โ50
Cannot be simplified
Q6.
Which of the following is NOT a surd?
โ102
โ103
โ104
Q7.
Simplify: 15โ14 รท 3โ2
35
5 + 7โ2
5โ2
6 Questions
Q1.
14
72
9
Q2.
12
43
7
Q3.
Hint: Work out the value in the brackets first.
12
16
32
Q4.
A
B
C
Q5.
23
3
8
Q6.
15
53
8