A negative exponent is the reciprocal of the corresponding positive exponent. 102 = 100 10-2 = 1/100
100
100
100
22 x 52 = 100
-3.0 × 100
105
It is 100.
1,000,000 = 1003
1.0 × 102 or 102
10 squared. 10^2
10 log10 (100) or 10 (the exponent of 10 that gives you 100) 10 (2) 20