# math module syntax
"""import math
math.factorial(5)"""

import math
x=math.tan(90)
print(x)

import math
x=math.tan(45)
print(x)

# fraction module syntax
"""from fractions import Fraction
(Fraction(1.5))"""

from fractions import Fraction
x=(Fraction(1.5))
print(x)

x=(Fraction(3.5))
print(x)

x=Fraction(1,3)
print(x)

# decimal module syntax
"""" import decimal
(decimal.Decimal(0.1))"""

import decimal
x=(decimal.Decimal(0.1))
print(x)

import decimal
x=(decimal.Decimal(1.1+2.2)==3.3) # must 2nd Decimal er D capital hobe
print(x)

