#a

x = 0.6

y = -0.2

rez = (4*x**2-y**2)**2/((2*x-y)**2)

print(rez)

#б

x = -2

y = 3

rez = 2 * x**5 + (x+2*y)**3 + y**2

print(rez)

#в

a = 1.1

b = 0.1

rez = ((1+b)**2 - (a-1)**2)**3 - (a+b)**2

print(rez)

#г

m = 1.3

n = 2.5

rez = (2*m-n)**2 - (4*m**2+n**2-4*m*n)

print(rez)

#д

rez = ((3**10)**4 * 3**7) / ((3**15)**2)

print(rez)

#е)

rez = (3**11 * (3**4)**5) / (3**21 * 3**3)

print(rez)