{"product_id":"the-substitution-method-9781542743891","title":"The Substitution Method","description":"This is the sixth book of Math Contest Books Series. \u003cbr\u003e The book introduces the substitution method. \u003cbr\u003eThe book can be used by students preparing for math competitions such as Mathcounts, AMC 8\/10\/12, and AIME. \u003cbr\u003e Each chapter consists of (1) basic skill and knowledge section with examples, (2) exercise problems, and (3) detailed solutions to all problems.\u003cbr\u003e 9th book: Problem Solving Using Auxiliary Lineshttps: \/\/www.amazon.com\/dp\/1975681754\u003cbr\u003e 10th book: https: \/\/www.amazon.com\/Problem-Solving-Using-Vietas-Theorem\/dp\/1542800056\u003cbr\u003e","brand":"Createspace Independent Publishing Platform","offers":[{"title":"Default Title","offer_id":50492855386386,"sku":"9781542743891","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_683fec11-3c36-475f-aff4-7f9cb188f505.jpg?v=1730611125","url":"https:\/\/surprise-castle.myshopify.com\/products\/the-substitution-method-9781542743891","provider":"Surprise Castle","version":"1.0","type":"link"}