Equations » Equations with fractional exponents

Example 1

x1.21 = 70 
x 
= 7011.21
x ≈ 33.487


Example 2

5x–1.3 + 18 = 40 
5x–1.3 = 22 
x–1.3 = 4.4 
x 
= 4.41–1.3
x ≈ 0.320