Log₅ 625 = log₅ 5 ⁴ = 4 log⁵5 = 4
log₆216 = log₆ 6³ = 3 log₆6 =3
.............................................................
√(a^2 + b^2) = √(12^2 + (-5)^2) = √(144 + 25) = √169 = √13^2 = 13
B6=b1*g^5;
b3=b1*g^2;
b6 : b3=(b1*g^5) / (b1*g^2) =g^3;
g^3= - 5 / -40 ;
g^3= 1/8 ;
g^3 = (1/2)^3 ;
g= 1/2