Question

Use the expansion formula to find value 995².
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Answer 1

Answer:

826225

Step-by-step explanation:

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Answer 2

Answer:

${995}^{2} \\ = {(1000 - 5)}^{2} \\ = {1000}^{2} + {5}^{2} - 2(1000)(5) \\ = 1000000 + 25 - 10000 \\ = 990025$

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