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Squares and Square Roots – Tricks with Examples.
Squares and Square Roots – Tricks
Class 10 Students
PART–A : Tricks to find SQUARES
1) Last Digit Trick
• If a number ends in 2, 3, 7, 8 → it is never a perfect square. যদি সংখ্যাৰ শেষ অংক 2, 3, 7, 8 হয় → কেতিয়াও বৰ্গ নহয়।
• If it ends in 0, 1, 4, 5, 6, 9 → it may be a perfect square. যদি শেষ অংক 0, 1, 4, 5, 6, 9 হয় → বৰ্গ হ’ব পাৰে।
2) Even–Odd Trick
• Square of an even number is even. যোৰ সংখ্যাৰ বৰ্গ → যোৰ।
• Square of an odd number is odd. বিজোৰ সংখ্যাৰ বৰ্গ → বিজোৰ।
Squares and Square Roots – Tricks with Examples : Click Here
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