Prime factorise 9408: 2⁶ × 3 × 7 × 7. To make it a perfect square, we need another 3. Multiply by 3 → 9408 × 3 = 28224. √28224 = 168. So, the smallest multiplier is 3. Class 8 Mathematics ...
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If a number ends with 3 zeros, its square will end with 6 zeros. Squaring multiplies the number of trailing zeros by 2 because each zero represents a factor of 10 and squaring means multiplying those factors again. Class 8 NCERT ...