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What is the meaning of pow()?
pow(27,1/3)
7 ответов
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The pow() method returns x to the power of y, where x(is the base) and y(is the exponent) should be non-negative integers. The pow() method simply means x**y
Taking the given example, pow(27,1/3) : The result will be 3.0 as you are multiplying the base 27, one third times (or simply calculates the cube root).
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You need to import math to use pow().
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power_function = pow(num, power)
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pow(a,b) is a function that can be imported from libaray- math.
Synatx for importing math library is:
In python: import math
In C and CPP: #include<math.h>
pow (a,b) means "a raised to the power of b"
So, pow (27,1/3) is nothing but 27^(1/3)=3.
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Advantages of using pow:
~ With pow you don't need to focus much on operation precedences.
Advantages of using **:
~ ** can complete same tasks 20 times faster than pow.