50 г-----------800 г
х г ------------ 1 г
50*1=800*х
<span>х=50/800=0.0625 г</span>
√2*((3)³)^(2x-1)/√3((2³)^(2x-1)>(∛16)^(-x)/(∛81)^(-x)
3^(6x-3-1/2)/2^(6x-3-1/2)>3^(4x/3)/2^(4x/3)
(3/2)^(6x-3,5)>(3/2)^(4x/3); 3/2>1⇒
∛16=2^(4/3); ∛81=3^(4/3)
6x-3,5>4x/3 √2=1/2^(-1/2); √3=1/3^(-1/2)
4 2/3*x>3 1/2
14x/3>7/2 I*6
28x>21; x>3/4; x∈(3/4;∞)
9^Sinx = t
27t² - 12t +1 = 0
t = (6 +-√(36 -27))/27 = (6 +-3)/27
t₁ = 1/3 t₂= 1/9
9^Sinx = 1/3 9^Sinx = 1/9
(3^Sinx)²=1/3 Sinx = -1
3^Sinx =+-1/√3 х = -π/2 + 2πk , k ∈Z
3^Sinx = 3^1/2
Sinx = 1/2
x = (-1)ⁿπ/6 + πn, n ∈Z