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Q: Is 4.5 the square root of 21?

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The square root of -45 is: 6.708204 i

Square root of 45 times square root of 45 = 45

45 is the square root of 2,025 (45 x 45 = 2025).

The square root of 21 is 4.58257569495584.

The square root of 21 is 4.58257569495584.

The square root of -21 is: 4.582576 i

√45 = 6.708203932499369

The square root of 45 in simplest form is 3sqrt(5). You take the 2 roots from 45 (5 and 9) and find out the square root of 9 is 3, while the square root of 5 is still just square root 5.

3 times the square root of 5

45

45

45+45+90

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