{"product_id":"2940012234865","title":"Trigonometry","description":"The basic principles of trigonometry are covered in this colorful 4-page guide. Excellent for the beginning student or enthusiast. \u003cbr\u003e\u003cbr\u003eTopics covered include:\u003cbr\u003e\u003cbr\u003etrigonometry with triangles \u003cbr\u003etrigonometry with an unit circle \u003cbr\u003eanalytic trigonometry","brand":"BarCharts, Incorporated","offers":[{"title":"Default Title","offer_id":47078729515248,"sku":"2940012234865","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/2940012234865_p0.jpg?v=1763553818","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/2940012234865","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}