a² + 2ab + b²
(a + b)²
Understand the concept.
Build intuition before memorising methods. Clear explanations, step by step.
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AN EXAMPLE, MADE SIMPLE
FIND THE UNITS DIGIT
72026 = ?
No lengthy calculation. Just a beautiful pattern.
7¹7
7²9
7³3
7⁴1
A FOUR-STEP CYCLE2026 ÷ 4 → remainder 29
✳
✦
FIND YOUR DIRECTION
One foundation. Many ambitions.
The same concepts can help you across India's leading competitive examinations.
EXAM PATHWAY
UPSC CSAT
Quantitative aptitude, reasoning, and comprehension.
EXAM PATHWAYGATE Aptitude
General aptitude across engineering branches.
EXAM PATHWAYSSC
Numerical ability, patterns, and exam speed.
EXAM PATHWAYBanking
Arithmetic, data interpretation, and reasoning.
EXAM PATHWAYAPPSC / TGPSC
Mental ability and quantitative preparation.
EXAM PATHWAYRailways
Core numerical aptitude and logical thinking.
YOUR LEARNING JOURNEY
Simple by design.
Powerful in practice.
What is 3⁴ mod 10?
1379 ✓
Practise with purpose.
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Start with something fascinating.
A small idea. A surprisingly powerful shortcut.
Find the last digit
of almost anything.
Discover why powers repeat and how to solve intimidating exponents in seconds—with reasoning, not guesswork.
Learn units digit72026
9
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