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# how is 9**(1/2) end up as 3.0

can't figure out

11 Antworten

+ 4

When you enter that it is trying to find the square root of 9, since any number to the power of a fraction is the equivalent to a root. The square root of 9 is 3.

+ 2

1/2 is same as√
hence √9 = 3.0

+ 1

Yes it is, for example if you did 9**(1/3), it would find the cube root.

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ahh makes sense

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I didn't understand too!

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** is a power function in python, so 9 to the power 1/2 will be 3

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square root of 9 is 3.

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in python 9**(1/2) will be 1 and not 3 because you're dividing integer/integer so answer Will be an integer. 1/2 is 0 so 9**0 is 1. correct question is why 9**(1/2.0) is 3.0

- 1

9/1 is 9 and then theres /2 and 9 / 2 is 3.0

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√9=3

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thanks. Is that with any fraction?