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1 vote
1, Tính:
a,√27 + 7√5 : √2

1 Answer

5 votes

Solution:


\rightarrow\sf √(27) + 7 √(5) : √(2 ) \\ = \sf √(9(3)) + 7 √(5) : √(2 ) \\ = \sf \sqrt{ {3}^(2) } * 3 + 7 √(5) : √(2) \\ \rightarrow \large\boxed{\sf{\red{3 √(3) + 7 √(5) : √(2) }}}

Answer:


\large\boxed{\sf{\red{3 √(3) + 7 √(5) : √(2) }}}


\color{red}{==========================}

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User Erik Iverson
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