Determine the value of kkk such that k0.125−k0.25=4.5\frac{k}{0.125} - \frac{k}{0.25} = 4.50.125k−0.25k=4.5.
0.56250.56250.5625
0.750.750.75
0.6250.6250.625
0.50.50.5