4√81-3√343+153√32+√225 simplify
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Step-by-step explanation:
4√81 - 3√343 + 153√32 + √225
4 * 9 - 3 * 7√7 + 153*4√2 + 15
36 - 21√7 + 612√2 + 15
51 - 21√7 + 612√2
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