give it a simple look. 3√7 + 7√63 - √7
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Answered by
3
Answer:
3√7 + 7√63 - √7
= 3√7 + 7√(7×9) - √7
= 3√7 + 7×3√7 - √7
= 3√7 + 21√7 - √7
= 25√7
Answered by
6
Answer:
23√7
Step-by-step explanation:
3√7+21√7-√7
23√7
I hope this answer would help you study hard ☺️
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