Indices: subtracting powers (non-algebraic)

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Ben Brawn

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From users who are members of pre-algebra Numeracy and Arithmetic :

Ben Brawn

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9 years, 1 month ago

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Ben Brawn 9 years, 1 month ago

Gave some feedback: Ready to use

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Ben Brawn 9 years, 5 months ago

Created this as a copy of Indices: adding powers (non-algebraic).

Name	Status	Author	Last Modified
Indices: adding powers (non-algebraic)	Ready to use	Ben Brawn	12/02/2025 22:02
Indices: subtracting powers (non-algebraic)	Ready to use	Ben Brawn	12/02/2025 13:40
Indices: negative powers (non-algebraic)	Ready to use	Ben Brawn	21/03/2025 08:38
Indices: multiplying powers (non-algebraic)	Ready to use	Ben Brawn	24/03/2025 03:26
Indices: fractional powers (non-algebraic)	Ready to use	Ben Brawn	21/03/2025 09:12
Indices: combinations of rules (non-algebraic)	Ready to use	Ben Brawn	12/02/2025 02:35
Indices: adding powers (algebraic)	Ready to use	Ben Brawn	21/03/2025 09:19
Indices: negative powers (algebraic)	Ready to use	Ben Brawn	21/03/2025 08:43
Indices: subtracting powers (algebraic)	Ready to use	Ben Brawn	24/03/2025 03:12
Indices: multiplying powers (algebraic)	Ready to use	Ben Brawn	24/03/2025 03:29
Indices: fractional powers (algebraic)	Ready to use	Ben Brawn	24/03/2025 03:32
Indices: combinations of rules (algebraic)	Ready to use	Ben Brawn	21/03/2025 09:31
subtracting powers (algebraic)	draft	steve kilgallon	18/07/2016 13:02
subtracting powers (non-algebraic)	draft	steve kilgallon	18/07/2016 14:41
combinations of rules (non-algebraic)	draft	steve kilgallon	18/07/2016 15:04
combinations of rules (algebraic)	draft	steve kilgallon	18/07/2016 15:05
Francis 's copy of Indices: fractional powers (algebraic)	draft	Francis Duah	12/08/2016 17:50
Mock exam 1 f subtracting powers (algebraic)	draft	steve kilgallon	19/10/2016 16:55
Julie's copy of Mock exam 1 f subtracting powers (algebraic)	draft	Julie Crowley	08/11/2016 16:56
Indices: fractional powers (non-algebraic)	draft	Marlon Arcila	25/07/2017 23:49
Indices: multiplying powers (non-algebraic)	draft	Marlon Arcila	25/07/2017 23:49
Indices: negative powers (non-algebraic)	draft	Marlon Arcila	25/07/2017 23:50
Indices: subtracting powers (non-algebraic)	draft	Marlon Arcila	25/07/2017 23:51
Indices: combinations of rules (algebraic)	draft	Heather Driscoll	26/07/2017 09:55
Katherine's copy of Indices: combinations of rules (algebraic)	draft	Katherine Tomlinson	01/08/2017 12:17
spørsmål 2	draft	Ida Landgärds	02/12/2020 15:42
spørsmål 3	Has some problems	Ida Landgärds	02/12/2020 15:42
Ida's copy of Indices: adding powers (algebraic)	draft	Ida Landgärds	13/04/2018 09:16
spørsmål 2	draft	Ida Landgärds	02/12/2020 15:42
Eva's copy of Indices: subtracting powers (non-algebraic)	draft	Eva Szatmari	12/06/2018 15:51
Eva's copy of Indices: subtracting powers (non-algebraic)	draft	Eva Szatmari	12/06/2018 15:52
kopie van machten	draft	Johan Maertens	22/09/2019 09:00

There are 58 other versions that do you not have access to.

Question statement

Simplify the following without the use of a calculator. Write your answer in index form using ^ to signify powers. Use negative powers if necessary.

Give any introductory information the student needs.

			Name	Type	Generated Value

primes	list	[ 3, 2, 5 ]
base1	integer	3
powers1	list	Nested 2×2 list
diffpow1	integer	2
base2	integer	2
powers2	list	[ 3, 4, 5 ]
diffpow2	integer	-5
ndec	number	-0.7
neg	integer	-3
diffpow3	decimal	dec("2.3")
base3	integer	5
powers3	list	Nested 3×2 list
diffpow4	integer	-1
minpow4	integer	4

Automatically regenerate variables?

Name

Data type

Value

xxxxxxxxxx
 
shuffle([2,3,5,7,11,13,17,19])[0..3] 

JME function reference

Description

Describe what this variable represents, and list any assumptions made about its value.

Can an exam override the value of this variable?

Generated value: `list`

[ 3, 2, 5 ]

→ Used by:

base1
base2
base3

This variable doesn't seem to be used anywhere.

Parts

Part a) Gap-fill
1. Gap Mathematical expression
  Add
1. Step Information only
Part b) Gap-fill
1. Gap Mathematical expression
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1. Step Information only
Part c) Gap-fill
1. Gap Mathematical expression
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1. Step Information only
Part d) Gap-fill
1. Gap Mathematical expression
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1. Step Information only
Part e) Choose one from a list
1. Step Information only
Part f) Choose one from a list
1. Step Information only
Part g) Choose one from a list
1. Step Information only

Gap-fill

Ask the student a question, and give any hints about how they should answer this part.

$\var{base1}^\var{powers1[0][0]}\div \var{base1}^\var{powers1[1][0]}$ = Unnamed gap

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Give a worked solution to the whole question.

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Mathematical expression		Hasn't run yet
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This question is used in the following exams:

Indices (non-algebraic) by Michael Proudman in Temp Store.
Pre-Algebra by Chris Templet in Chris's workspace.
Indices by Ciara Fitzpatrick in Ciara's workspace.
Indices (non-algebraic) by Ben Brawn in pre-algebra Numeracy and Arithmetic.

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Taxonomy: mathcentre

Taxonomy: Kind of activity

Taxonomy: Context

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Checkpoint description

Ben Brawn 9 years, 1 month ago

Ben Brawn 9 years, 5 months ago

Error in variable testing condition

Error

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Generated value: `list`

Parts

Gap-fill

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Indices: subtracting powers (non-algebraic)

Metadata

Taxonomy: mathcentre

Taxonomy: Kind of activity

Taxonomy: Context

Contributors

Feedback

History

Comment

Checkpoint description

Ben Brawn 9 years, 1 month ago

Ben Brawn 9 years, 5 months ago

Error in variable testing condition

Error

Warning

Generated value: list

Parts

Gap-fill

Generated value: `list`