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प्रश्न
Simplify:
72 × 22
योग
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उत्तर
72 × 22 = 7 × 7 × 2 × 2
= 49 × 4
= 196
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अध्याय 11: Exponents and Powers - EXERCISE 11.1 [पृष्ठ १७४]
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