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By D. Mcmullin, A.C. Parkinson. Preface; 1. Powers and roots; 4. Factors; 6. Simple equations; problems; change of subject; 7. Logarithms; 10. Use of squared paper; proportion by graphs; 12. Simultaneous equations; problems; 13.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.