Rearranging formulae Study guides, Revision notes & Summaries

This Document takes you through exactly how to rearrange formulae at a GCSE Level.

14.3 AND 14.4 CHANGING THE SUBJECT OF A FORMULA AND WORKING WITH FORMULAE ©Cambridge University Press and OCR 2020 1 14 Algebraic formulae • using inverse operations to rearrange formulae to make another variable the subject • formulae you should know and formulae you may be asked to work with. 14.3 Changing the subject of a formula Rearranging formulae WORKED EXAMPLE Make c the subject of the formula X = . Solution X = Multiply both sides of the formula by c. Divide both sides b...

Everything you'll need for the 2 Chemistry papers for triple science, going over: -All core topics that can come up in the exams -Any required practicals linked to these -Key words and their definitions -Equations and formulae, as well as rearranging

1. Order of a matrix Number of rows by number of columns 2. Square matrix Matrix of order NxN 3. Leading diagonal Diagonal of matrix from top left to bottom right 4. Conditions for two matrices to be equal - must have same order - each element in one matrix must be equal to the corresponding ele- ment in the other 5. Matrices which you can't add are... non-conformable for addition 6. Matrices which you can't multiply are... non-conformable for multiplication 7. Matrix...

Question Answer Marks AO element Guidance 1 (a) (i) Water flow AND condenser Water in at bottom and out at top AND condenser  Flask and technique Pear-shaped/round-bottom flask AND reflux  2 1.2 × 2 DO NOT ALLOW conical flask, volumetric flask, beaker in place of round bottom/pear shaped flask Pear-shaped / Round-bottom flask H432/03 Mark Scheme Oct 2020 7 Question Answer Marks AO element Guidance (ii) Diagram showing knowledge of filtration under reduced pressure Dia...

This is very precious notes of mine which was created to study mathematics d syllabus easily it contains the following topics; 1. Decimals and standard form 2. Accuracy and Error 3. Powers and roots 4. Ratio & proportion visit the notes 5. Fractions, ratios 6. Percentages 7. Rational and irrational numbers 8. Algebra: simplifying and factorising 9. Equations: linear, quadratic, simultaneous 10. Rearranging formulae 11. Inequalities 12. Parallel lines, bearings, polygons 13. Areas and volumes, si...