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Tự Kiếm Đi
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Kết quả của phép tính √4.√25 bằng

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Đăng Khoa Bình Minh
4 tháng trước

Ta có 4=2²; 25=5² căn bậc hai của 4 và 25 là 2 và 5

√4.√25

=2×5

=10

 

baonhivu1234
4 tháng trước

Đáp án:

$10$

Giải thích các bước giải:

$\sqrt{4}\cdot \sqrt{25}$ $=2\sqrt{25}$ $=2\sqrt{5^2}$ $=2\cdot \:5$ $=10$

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