Rates of change, slope at 7

[JasperLarvitar]

2^6.9 =119.4
2^7.1 =137.2
ΔX =137.2-119.4 =17.8
ΔY =0.2
ΔX/ΔY =89

i hope this is correct.

[lis_sparkle]

Keep up the good work!