TECH-069
6 - Squares, Square Roots, Cubes & Cube Roots (14 Techniques)
Target: 3s
Squaring Numbers Ending in 5 (Ekadhikena)
$n5^2 = n(n+1) \\mid 25$.
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Relevant Entrance Exams
JEE_MAIN
JEE_ADVANCED
NEET
CET
SSC
BANKING
RAILWAY
CAMPUS
GENERAL
Prerequisites
Common Student Traps
- •Applying shortcut when boundary assumptions fail
- •Mental arithmetic carrying slip under time pressure
Sponsored Learning Partner
Supporting free calculation training for competitive exam aspirants.