3/2 =log_{4}(x)

解答

\frac{3}{2} = lo g_{4} (x)

x = 8

求解步骤

\frac{3}{2} = lo g_{4} (x)

使用对数运算法则

8 = x

交换两边

x = 8

lo g_{10} (25 x) = 3

lo g_{2} (2 x - 1) = 3

ln (3 x - 12) = 7

lo g_{3} (3 x^{2}) + lo g_{3} (3) = 2

lo g_{3} (x + 7) = lo g_{3} (2 x - 1)