Question

(√5)^6=

rozwiąż równanie x√5=7

(3/4)^-2 - 4^-1=

Answer 1

(√5)^6= (5 1/2)^6=5^3=125
x√5=7/:V5
x=7/v5
x=7V5/5

(3/4)^-2 - 4^-1= (4/3)^2 - (1/4)^1= 16/9 - 1/4 = 55/36=1 i 19/36