f(x)=1/32*4x
g(x)=0,25*2x
f(x) = g(x):
1/32 * 4x = 0,25 * 2x | gleiche Basis
1/32 * (2*2)x = 0,25 * 2x
1/32 * 2x * 2x = 0,25 * 2x | : 2x
1/32 * 2x = 0,25 = 1/4 | : (1/32)
2x = 1/4 * 32 = 8 | log2
x = 3
Probe:
f(3) = 1/32 * 43 = 1/32 * 64 = 2
g(3) = 0,25 * 23 = 1/4 * 8 = 2
Besten Gruß