Maxima & Minima Shortcut: Solving Reciprocal Sums (Hard Quant) | GMAT • GRE • CAT скачать в хорошем качестве

Maxima & Minima Shortcut: Solving Reciprocal Sums (Hard Quant) | GMAT • GRE • CAT

Stuck on "Range of Values" questions? 🛑 Solving for the sum of reciprocals (1/21 + 1/22...) is impossible without a calculator unless you use the "Maxima/Minima" trick. In this video, 99th percentile instructor Murtuza Gadiwala shows you how to: 1. Use "Extreme Values" to define upper and lower bounds. 2. Avoid calculating individual fractions. 3. Solve Hard Quant questions in under 2 minutes. 🚀 Master Advanced Quant for Free: https://www.sharpminds.in/gmat/curric... -- ⏱️ KEY MOMENTS -- 0:00 The Problem: Sum of Reciprocals (S) 1:26 💡 THE STRATEGY: Thinking in Extremes 2:00 Finding the Upper Bound (The "Smallest" Denominator) 3:45 Finding the Lower Bound (The "Largest" Denominator) 4:46 Final Answer -- WHY THIS MATTERS -- This "Bounding" technique is essential for GMAT Focus (Data Sufficiency), GRE Quant (Comparison), and CAT (Inequalities). It turns a calculation problem into a logic problem. -- 📺 WATCH NEXT -- • The Complete Guide to Sequences (All 6 Types): [Link to Intro Video] • The "Nth Term" Trap (Recursive):    • GMAT Focus Hard Quant: Cracking the "Nth T...   • Standard Deviation Trick:    • Standard Deviation Shortcut: The "Symmetri...   • The AP Shortcut (Data Sufficiency):    • GMAT Data Sufficiency Trick: The "AP Avera...   For more strategies, visit: https://www.sharpminds.in