絶対値つき不等式を「時短で」解く

The Path to Tokyo University Entrance Exams with the Blue Chart #04 This is a basic example level, but I've explained absolute value inequalities in three patterns. Even if the problem gets more difficult, the thinking remains the same, so please try it out. Watch a video on how to use the Blue Chart here:    • 【決定版】青チャートの使い方｜東大生おすすめ（学年別の勉強スケジュール付き）   Today's Pas Challenge here: https://note.com/pfsbr123 #TokyoUniversityEntranceExamWithTheBlueChart ~~~~~~~~~ ■ My Super Strategic Study Method: Passing Tokyo University Entrance Exams on My First Day → Entering Medical School with Top Grades (by Tensui Usami + PASSLABO) https://amzn.to/2FOboO3 Also available at bookstores nationwide. ■ Early Purchase Bonus Claim Form (until October 24, 2020) https://forms.gle/hENMLjpHi9E6tdeUA ↑ This form can only be used to claim your bonus. Please fill it out after receiving your book. ■Signed Book Giveaway Campaign (Until October 3, 2020) https://twitter.com/todai_igakubu/sta... ■Read a preview here https://twitter.com/todai_igakubu/sta... ~~~~~~~~~~~~~~~~~ ■10-Minute Morning Exam Study Café from the University of Tokyo's Faculty of Medicine Subscribe to PASSLABO's Channel →    / @passlabo   ■A must-see for anyone who wants to study with University of Tokyo students! Register for the official LINE@ account here → http://line.me/R/ti/p/@subaru_todai (Study tips and Q&A will be streamed on LINE LIVE!!) ====== [Your comments may be featured in the video!] If you have any questions or requests for explanations, please feel free to post as many as you like. I'll go through each one and make videos of anything useful. ^ ^ ====== ■If you want to know all the study methods from a 43 standard deviation score to passing the University of Tokyo entrance exam → https://amzn.to/2GRW3tL ■Official Twitter is here →   / todai_igakubu   =========== ■PASSLABO Member Information (note) ＊Check out the notes of the members you're interested in!! "1" Usami Subaru University of Tokyo Faculty of Medicine / PASSLABO Director → https://note.mu/pfsbr123/n/nb6fe7782cef8 "2" Kuanai Waseda University / PASSLABO Chief of Staff → https://note.mu/pfsbr123/n/n5f377ebad8d2 "3" Aida Man Tokyo University Reversal Success / PASSLABO Singing Brother → https://note.mu/pfsbr123/n/n410cc19c6d54 "4" Kumatan Dropped a point in the University of Tokyo Faculty of Letters? /PASSLABO's soothing character → https://note.mu/pfsbr123/n/n429b06b1d9b4 =========== #PASSLABO #From the University of Tokyo Faculty of Medicine #Check out the description section too♪ Posted almost every day at 6:30 AM! Let's get started with this video!