Python’s Built-In Math Functions

These functions are like your own personal math wizard, ready to help you out whenever you need them.

First off, let’s start with some basic examples. If you want to add two numbers together, you can use the ‘+’ operator:

# This script demonstrates basic addition using the '+' operator in Python

# Assigns the sum of 5 and 3 to the variable x
x = 5 + 3

# Prints the value of x, which is now 8
print(x)

But what if you need to do more complex calculations? That’s where Python’s math functions come in handy. For example, let’s say you want to find the square root of a number:

# Importing the math module so we can use its functions
import math

# Assigning a value (25) to x
x = 25

# Using the 'math' function 'sqrt()' to find the square root of x and storing it in a variable called 'sqrt_result'
sqrt_result = math.sqrt(x)

# Printing out the result stored in 'sqrt_result' (which is now 5.0)
print(sqrt_result)

Or maybe you need to calculate the sine or cosine of an angle:

# Importing the math module so we can use its functions
import math 

# Assigning a value (45) to x
x = 45 

# Using the 'math' function 'radians()' to convert x from degrees to radians, 
# and then using the 'sin()' function to find the sine of that angle and storing it in a variable called 'sin_result'
sin_result = math.sin(math.radians(x)) 

# Printing out the result stored in 'sin_result' (which is now 0.70710678...)
print(sin_result)

These are just a few examples, but there are many more math functions available to you! Some of them include:
– abs() returns the absolute value of a number
– ceil() rounds up a number to the nearest integer
– floor() rounds down a number to the nearest integer
– pow() raises a number to a power (e.g., 2 ** 3 is equivalent to 8)
– round() rounds a number to the nearest integer or decimal place
– truncate() removes any fractional part of a number and returns an integer

These functions can be incredibly useful for all sorts of calculations, whether you’re working on a scientific project, a financial application, or anything else. So next time you find yourself struggling with math, remember that Python has got your back!

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