Studying for Module 7
Chapters 21 - 26
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Section E
Review Questions for section E
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The key ideas for this chapter: Understand the difference between discrete and continuous measures. Select appropriate degrees of accuracy for answers, including using the idea of significant figures. Find the upper and lower bounds for measures. |
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Revision
notes for this topic: |
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Revision notes on accuracy (The section on percentage errors isn't relevant to this chapter, but the bottom half of the page is) from Richard Tang's Revise GCSE site |
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Significant figures from bbc.co.uk |
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The key ideas for this chapter: Multiply powers using the rule na x nb = na+b. Divide powers using the rule na ÷ nb = na+b. Know squares from 12 to 152. Know cubes 13, 23, 33, 43, 53 and 103. Use square root and cube root functions on a calculator. |
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Revision
notes for this topic: |
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The key facts for indices - you
don't need to know
about negative or fractional
indices for this module from Richard Tang's Revise GCSE site |
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Useful Links: | ||
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Revise powers
- part 1 Revise powers - part 2 Don't click next - it will take you to standard form, which is covered in module 8. from bbc.co.uk |
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Chapter 23 - Trial and improvement
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The key ideas for this chapter: Use trial and improvement to solve cubic equations. |
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Using trial and improvement Review the technique of trial and improvement from bbc.co.uk |
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The key ideas for this chapter: Finding nth terms of linear sequences. Using the nth term to find the values of some of the terms in the sequence. |
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Linear sequences from bbc.co.uk |
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Chapter 25 - Multiplying out two brackets
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The key ideas for this chapter: Multiplying out two brackets. |
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At
college: You can practise multiplying out brackets by using the Virtual Image algebra program. This is accessible from all the computers at Birley CC. Click Start -> All programs -> Core Programs > CD-ROM Player > Virtual Image Algebra Once the program has loaded click on 'Key Skills' and then 'Removing brackets'. You only need level 2 at this stage! |
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Useful Links: | ||
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Time for a tea break: Take a few minutes out to attempt to win the worst prize on the Internet! Oh well, at least you'll have the satisfaction of knowing you won Integer Jim's Factoring Challenge from mathssquad.com |
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The key ideas for this chapter: Find volumes and surface areas of prisms. Convert between metric units of length, area and volume. |
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Useful Links: | ||
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Surface Areas: Volumes and surface areas of prisms (including cylinders) Ignore the part about pyramids and cones - that is M9 work! from bbc.co.uk |
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Converting metric units (including units of area or volume): Sorry, no links are available for this section of the topic yet. You could try using the textbook, or ask your teacher for advice about this chapter. |
Review Questions for section E
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